Kaj Sand-Jensen
Professor
Freshwater Biology
Universitetsparken 4
2100 København Ø
- 2024
- Published
Hourly methane and carbon dioxide fluxes from temperate ponds
Sø, Jonas Stage, Martinsen, Kenneth Thorø, Kragh, T. & Sand-Jensen, Kaj, 2024, In: Biogeochemistry. 167, p. 177-195 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Water quality in a shallow eutrophic lake is unaffected by extensive thinning of planktivorous and benthivorous fish species
Polauke, E., Sø, Jonas Stage, Carl, Henrik, Møller, Peter Rask, Reitzel, K., Sand-Jensen, Kaj & Kragh, T., 2024, In: Journal of Environmental Management. 356Research output: Contribution to journal › Journal article › Research › peer-review
- 2023
- Published
Nyt udstyr måler tabene af metan og CO2 fra søer
Sø, Jonas Stage, Sand-Jensen, Kaj, Martinsen, Kenneth Thorø & Kragh, T., 25 May 2023, Videnskab.dk.Research output: Other contribution › Net publication - Internet publication › Communication
- Published
Environmental predictors of lake fish diversity across gradients in lake age and spatial scale
Martinsen, Kenneth Thorø, Kristensen, E., Båstrup-Spohr, Lars, Søndergaard, M., Carl, Henrik, Jeppesen, E., Sand-Jensen, Kaj & Kragh, T., 2023, In: Freshwater Biology. 68, 7, 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Methane and carbon dioxide fluxes at high spatiotemporal resolution from a small temperate lake
Sø, Jonas Stage, Sand-Jensen, Kaj, Martinsen, Kenneth Thorø, Polauke, E., Kjær, Johan Emil, Reitzel, K. & Kragh, T., 2023, In: Science of the Total Environment. 878, 11 p., 162895.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Predicting lake bathymetry from the topography of the surrounding terrain using deep learning
Martinsen, Kenneth Thorø, Sand-Jensen, Kaj & Selvan, Raghav, 2023, In: Limnology and Oceanography: Methods. 21, 10, p. 625-636Research output: Contribution to journal › Journal article › Research › peer-review
- 2022
- Published
Biologer: Sådan sikrer vi biodiversiteten ved vådlægning af lavbundsjorde
Bruun, Hans Henrik & Sand-Jensen, Kaj, 8 Mar 2022, In: Altinget.Research output: Contribution to journal › Contribution to newspaper - Comment/debate › Communication
- Published
CO2 i Skandinaviens vandløb analyseret med maskinlæring
Martinsen, Kenneth Thorø & Sand-Jensen, Kaj, 2022, In: Vand & Jord. 5, p. 207-210Research output: Contribution to journal › Journal article › Communication
- Published
Danmarks Biodiversitet: før, nu og I morgen
Sand-Jensen, Kaj & Schou, J. C., 2022, 1 ed. København: Gad. 240 p.Research output: Book/Report › Book › Communication
- Published
Ecosystem Metabolism and Gradients of Temperature, Oxygen and Dissolved Inorganic Carbon in the Littoral Zone of a Macrophyte-Dominated Lake
Martinsen, Kenneth Thorø, Zak, N. B., Båstrup-Spohr, Lars, Kragh, T. & Sand-Jensen, Kaj, 2022, In: Journal of Geophysical Research: Biogeosciences. 127, 12, 15 p., e2022JG007193.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Environmental drivers and sources of stream oxygen consumption in an agricultural lake catchment
Sø, Jonas Stage, Kragh, T., Sand-Jensen, Kaj & Martinsen, Kenneth Thorø, 2022, In: Ecological Engineering. 176, 11 p., 106516.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Intelligente computersystemer i økologien
Sand-Jensen, Kaj, Martinsen, Kenneth Thorø & Kragh, T., 2022, In: Aktuel Naturvidenskab. 5, p. 16-19Research output: Contribution to journal › Journal article › Communication
- Published
Photosynthesis, growth, and distribution of plants in lowland streams — A synthesis and new data analyses of 40 years research
Sand-Jensen, Kaj, Riis, T. & Martinsen, Kenneth Thorø, 2022, In: Freshwater Biology. 67, 7, p. 1255-1271 17 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Physiological Adaptation and Plant Distribution along a Steep Hydrological Gradient
Sand-Jensen, Kaj, Borum, Jens, Møller, C. L. & Båstrup-Spohr, Lars, 2022, In: Plants. 11, 13, 12 p., 1683.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Predicting water quality from geospatial lake, catchment, and buffer zone characteristics in temperate lowland lakes
Martinsen, Kenneth Thorø & Sand-Jensen, Kaj, 2022, In: Science of the Total Environment. 851, 12 p., 158090.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Removal of chromophoric dissolved organic matter under combined photochemical and microbial degradation as a response to different irradiation intensities
Kragh, T., Sand-Jensen, Kaj, Kristensen, E., Pedersen, Ole & Madsen-Østerbye, M., 2022, In: Journal of Environmental Sciences. 118, p. 76-86Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Stream-Lake Connectivity Is an Important Control of Fluvial CO2 Concentrations and Emissions in Catchments
Sand-Jensen, Kaj, Riis, T., Kjær, Johan Emil & Martinsen, Kenneth Thorø, 2022, In: Earth and Space Science. 9, 12, 12 p., e2022EA002664.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Vandløbenes CO2-overmætning og biodiversitet
Sand-Jensen, Kaj, Martinsen, Kenneth Thorø, Kjær, Johan Emil, Sø, Jonas Stage, Baumane, Marta, Kragh, T., Båstrup-Spohr, Lars, Bruun, Hans Henrik & Riis, T., 2022, In: Vand & Jord. 2, p. 44-48Research output: Contribution to journal › Journal article › Communication
- Published
Wind drives fast changes of light climate in a large, shallow re-established lake
Martinsen, Kenneth Thorø, Kragh, T., Sand-Jensen, Kaj, Madsen-Østerbye, M., Kristensen, E. & Sø, Jonas Stage, 2022, In: Science of the Total Environment. 806, 3, 11 p., 151354.Research output: Contribution to journal › Journal article › Research › peer-review
- 2021
- Published
Optimal physical design in a new lake for reducing phosphorus pools
Sø, Jonas Stage, Sand-Jensen, Kaj & Kragh, T., 1 Mar 2021, In: Ecological Engineering. 161, 11 p., 106160.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Bregner: sjældent spændende
Sand-Jensen, Kaj & Schou, J. C., 2021, In: URT. 3, p. 6-13 7 p.Research output: Contribution to journal › Journal article › Communication
- Published
Century-long records reveal shifting challenges to seagrass recovery
Krause-Jensen, D., Duarte, C. M., Sand-Jensen, Kaj & Carstensen, J., 2021, In: Global Change Biology. 27, 3, p. 563-575 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Den fattige egn med den rige flora
Schou, J. C. & Sand-Jensen, Kaj, 2021, In: URT. 4, p. 12-22Research output: Contribution to journal › Journal article › Communication
- Published
Drier, darker and more fertile: 140 years of plant habitat change driven by land-use intensification
Nielsen, T. F., Sand-Jensen, Kaj & Bruun, Hans Henrik, 2021, In: Journal of Vegetation Science. 32, 4, 16 p., e13066.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Hvilken natur kan vi få på våde lavbundsjorde?
Sand-Jensen, Kaj, Baumane, Marta, Båstrup-Spohr, Lars & Bruun, Hans Henrik, 2021, In: Aktuel Naturvidenskab. 2021, 6, p. 28-33Research output: Contribution to journal › Journal article › Communication
- Published
Kalken i naturens processer
Sand-Jensen, Kaj, Sø, Jonas Stage, Kristensen, E. & Kragh, T., 2021, In: Aktuel Naturvidenskab. 1, p. 16-20Research output: Contribution to journal › Journal article › Communication
- Published
Klimagasser: fra landjorden, over vandløb og søer til kystvande
Sand-Jensen, Kaj, Kjær, Johan Emil, Martinsen, Kenneth Thorø, Sø, J. S. & Kragh, T., 2021, In: Vand & Jord. 4, p. 150-154Research output: Contribution to journal › Journal article › Communication
- Published
Kurvblomstfamilien: vi er mest til åbne vidder
Sand-Jensen, Kaj & Schou, J. C., 2021, In: URT. 1, p. 8-13 6 p.Research output: Contribution to journal › Journal article › Communication
- Published
Large pools and fluxes of carbon, calcium and phosphorus in dense charophyte stands in ponds
Sand-Jensen, Kaj, Martinsen, Kenneth Thorø, Jakobsen, A. L., Sø, Jonas Stage, Madsen-Østerbye, M., Kjær, J. E., Kristensen, E. & Kragh, T., 2021, In: Science of the Total Environment. 765, 12 p., 142792.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Nye søer forbedrer natur og miljø
Sand-Jensen, Kaj, 2021, In: Aktuel Naturvidenskab. 4, p. 20-25Research output: Contribution to journal › Journal article › Communication
- 2020
- Published
Drivhusgasser fra nye søer
Davidson, T., Martinsen, Kenneth Thorø, Audet, J., Levi, E. E., Deng, J., Søndergaard, M., Egemose, S., Båstrup-Spohr, Lars & Sand-Jensen, Kaj, Dec 2020, In: Vand & Jord. 27, 4, p. 146-150Research output: Contribution to journal › Journal article › Communication
- Published
Vådområder bidrager markant til CO2-udledningen
Sand-Jensen, Kaj, Martinsen, Kenneth Thorø & Borum, Jens, 12 Jun 2020, In: Ingeniøren.Research output: Contribution to journal › Contribution to newspaper - Feature article › Communication
- Published
Fiskeskæl fra 1930 fik vildlaksen tilbage i Skjern Å
Sand-Jensen, Kaj & Schou, J. C., 27 Jan 2020, In: Vejle Amts Folkeblad.Research output: Contribution to journal › Contribution to newspaper - Comment/debate › Communication
- Published
Fiskeskæl fra 1930 fik laksen tilbage i Skjern Å
Sand-Jensen, Kaj & Schou, J. C., 19 Jan 2020, In: Avisen Danmark. 1 p.Research output: Contribution to journal › Contribution to newspaper - Feature article › Communication
- Published
Carbon Dioxide Partial Pressure and Emission Throughout the Scandinavian Stream Network
Martinsen, Kenneth Thorø, Kragh, T. & Sand-Jensen, Kaj, 2020, In: Global Biogeochemical Cycles. 34, 12, 14 p., e2020GB006703.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Carbon dioxide efflux and ecosystem metabolism of small forest lakes
Martinsen, Kenneth Thorø, Kragh, T. & Sand-Jensen, Kaj, 2020, In: Aquatic Sciences. 82, 17 p., 9.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Early fish colonization and community development in a shallow re-established lake
Kristensen, E., Sand-Jensen, Kaj, Kristensen, J. S. B., Pedersen, M. E., Båstrup-Spohr, Lars & Kragh, T., 2020, In: Ecological Engineering. 155, 9 p., 105956.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fingerprinting pike: the use of image recognition to identify individual pikes
Kristensen, E., Sand-Jensen, Kaj, Martinsen, Kenneth Thorø, Madsen-Østerbye, M. & Kragh, T., 2020, In: Fisheries Research. 229, 8 p., 105622.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fisk i nye søer
Kristensen, E., Sand-Jensen, Kaj, Kragh, T., Martinsen, Kenneth Thorø, Båstrup-Spohr, Lars, Søndergaard, M. & Jeppesen, E., 2020, In: Vand & Jord. 27, 4, p. 156-160Research output: Contribution to journal › Journal article › Communication
- Published
From drought to flood: Sudden carbon inflow causes whole-lake anoxia and massive fish kill in a large shallow lake
Kragh, T., Martinsen, Kenneth Thorø, Kristensen, E. & Sand-Jensen, Kaj, 2020, In: Science of the Total Environment. 739, 12 p., 140072.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fuglesamfund i spritnye og naturlige søer
Møller, M. J., Sand-Jensen, Kaj & Kragh, T., 2020, In: Vand & Jord. 27, 4, p. 161-165Research output: Contribution to journal › Journal article › Communication
- Published
Fysisk design af nye søer kan reducere fosforpuljen og tilgodese biodiversiteten
Sø, Jonas Stage, Kragh, T. & Sand-Jensen, Kaj, 2020, In: Vand & Jord. 27, 4, p. 142-145Research output: Contribution to journal › Journal article › Communication
- Published
Fødekæder i nye søer
Jeppesen, E., Kristensen, E., Shurkhuu, T., Lauridsen, T. L., Sø, Jonas Stage, Borum, Jens, Kragh, T., Båstrup-Spohr, Lars, Egemose, S., Sand-Jensen, Kaj & Søndergaard, M., 2020, In: Vand & Jord. 27, 4, p. 166-169Research output: Contribution to journal › Journal article › Communication
- Published
Kulstofbalancer og CO2 afgasning i danske søer og vandløb
Martinsen, Kenneth Thorø, Sand-Jensen, Kaj & Kragh, T., 2020, In: Vand & Jord. 27, 1, p. 37-40Research output: Contribution to journal › Journal article › Communication
- Published
Med lup om halsen: og flora i hånden
Schou, J. C. & Sand-Jensen, Kaj, 2020, In: URT. 44, 4, p. 14-19Research output: Contribution to journal › Journal article › Communication
- Published
Ny natur på opgivne lavbundsjorde
Sand-Jensen, Kaj & Schou, J. C., 2020, In: URT. 44, 2, p. 16-20Research output: Contribution to journal › Journal article › Communication
- Published
Nye søer - borgerinteresse, økologi og biodiversitet
Sand-Jensen, Kaj, 2020, In: Vand & Jord. 27, 4, p. 118-121Research output: Contribution to journal › Editorial › Research
- Published
Nye søer nu og i fremtiden
Sand-Jensen, Kaj, Søndergaard, M. & Egemose, S., 2020, In: Vand & Jord. 27, 4, p. 122-126Research output: Contribution to journal › Journal article › Communication
- Published
Sådan kan nye søer planlægges
Sand-Jensen, Kaj, Egemose, S. & Søndergaard, M., 2020, In: Vand & Jord. 27, 4, p. 170-172Research output: Contribution to journal › Journal article › Communication
- Published
Temporal development of biodiversity of macrophytes in newly established lakes
Sø, Jonas Stage, Sand-Jensen, Kaj & Båstrup-Spohr, Lars, 2020, In: Freshwater Biology. 65, 3, p. 379-389Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Vandplanternes artsrigdom og udbredelse i nye søer
Båstrup-Spohr, Lars, Sø, Jonas Stage, Martinsen, Kenneth Thorø, Zak, N. B., Kristensen, E., Kragh, T., Søndergaard, M., Borum, Jens & Sand-Jensen, Kaj, 2020, In: Vand & Jord. 27, 4, p. 151-155 5 p.Research output: Contribution to journal › Journal article › Communication
- Published
Vidunderlig natur omkring Hobro for 150 år siden
Schou, J. C. & Sand-Jensen, Kaj, 2020, In: URT. 44, 3, p. 8-15Research output: Contribution to journal › Journal article › Communication
- Published
Våde lavbundsjorde rummer masser af muligheder
Sand-Jensen, Kaj, 2020, In: Aktuel Naturvidenskab. 2, p. 23-25 3 p.Research output: Contribution to journal › Journal article › Communication
- 2019
- Published
Da heden forsvandt
Sand-Jensen, Kaj & Schou, J. C., 4 Dec 2019, In: Herning Folkeblad.Research output: Contribution to journal › Contribution to newspaper - Newspaper article › Communication
- Published
Gamle postkort fra Bramslev Bakker gjorde dybt indtryk: Forfatterduo har sammenlignet nyere og meget gamle postkort og skrevet bog om blandt andet store forandringer i Bramslev Bakker
Sand-Jensen, Kaj & Schou, J. C., 26 Nov 2019, In: Hobro Avis. p. 8Research output: Contribution to journal › Contribution to newspaper - Comment/debate › Communication
- Published
Vildmoserne, der næsten forsvandt
Sand-Jensen, Kaj & Schou, J. C., 25 Nov 2019, In: Nordjyske Stiftstidende. p. 4-5Research output: Contribution to journal › Contribution to newspaper - Newspaper article › Communication
- Published
Så forandret - Danmarks natur gennem 200 år
Sand-Jensen, Kaj & Schou, J. C., 18 Nov 2019, In: Frederiksborg Amts Avis. p. 9Research output: Contribution to journal › Contribution to newspaper - Newspaper article › Communication
- Published
Vandplanternes særlige fotosyntese afgør, hvor de vokser ude i verden
Sand-Jensen, Kaj, Iversen, Lars Lønsmann, Båstrup-Spohr, Lars & Pedersen, Ole, 15 Nov 2019, Videnskab.dk, ForskerZonen.Research output: Other contribution › Net publication - Internet publication › Communication
- Published
Carbon dioxide fluxes of air-exposed sediments and desiccating ponds
Martinsen, Kenneth Thorø, Kragh, T. & Sand-Jensen, Kaj, 2019, In: Biogeochemistry. 144, 2, p. 165-180Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Catchment properties and the photosynthetic trait composition of freshwater plant communities
Iversen, L. L., Winkel, A., Baastrup-Spohr, L., Hinke, A. B., Alahuhta, J., Baattrup-Pedersen, A., Birk, S., Brodersen, P., Chambers, P. A., Ecke, F., Feldmann, T., Gebler, D., Heino, J., Jespersen, T. S., Moe, S. J., Riis, T., Sass, L., Vestergaard, O., Maberly, S. C., Sand-jensen, K. & 1 others, , 2019, In: Science. 366, 6467, p. 878-881 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Floristik versus økologi: da floristikeren Johan Lange satte økologen Eugen Warming grundit på plads
Sand-Jensen, Kaj & Schou, J. C., 2019, In: URT. 43, 2, p. 26-27Research output: Contribution to journal › Journal article › Communication
- Published
Inorganic carbon promotes photosynthesis, growth, and maximum biomass of phytoplankton in eutrophic water bodies
Hammer, K. J., Kragh, T. & Sand-Jensen, Kaj, 2019, In: Freshwater Biology. 64, 11, p. 1956-1970 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Long-term influence of hay-cutting on plant species richness, biodiversity and soil fertility in a Danish fen
Sand-Jensen, Kaj, Jørgensen, H. & Larsen, J. R., 2019, In: Ecological Engineering. 134, p. 93-100Research output: Contribution to journal › Journal article › Research › peer-review
- Published
More is less: net gain in species richness, but biotic homogenization over 140 years
Nielsen, T. F., Sand-Jensen, Kaj, Dornelas, M. & Bruun, Hans Henrik, 2019, In: Ecology Letters. 22, 10, p. 1650-1657 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Sexual conflict and intrasexual polymorphism promote assortative mating and halt population differentiation
Iversen, Lars Lønsmann, Svensson, E. I., Christensen, S. T., Bergsten, J. & Sand-Jensen, Kaj, 2019, In: Proceedings of the Royal Society B: Biological Sciences. 286, 1899, 8 p., 2019.0251.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Shallow plant-dominated lakes - extreme environmental variability, carbon cycling and ecological species challenges
Sand-Jensen, Kaj, Andersen, M. R., Martinsen, Kenneth Thorø, Borum, Jens, Kristensen, E. & Kragh, T., 2019, In: Annals of Botany. 124, 3, p. 355-366Research output: Contribution to journal › Review › Research › peer-review
- Published
Star-kvaliteter
Sand-Jensen, Kaj & Schou, J. C., 2019, In: URT. 43, 2, p. 8-15Research output: Contribution to journal › Journal article › Communication
- Published
Så forandret: Danmarks natur gennem 200 år
Sand-Jensen, Kaj & Schou, J. C., 2019, BFN's Forlag. 276 p.Research output: Book/Report › Book › Communication
- Published
The carbon pump supports high primary production in a shallow lake
Andersen, M. R., Kragh, T., Martinsen, Kenneth Thorø, Kristensen, E. & Sand-Jensen, Kaj, 2019, In: Aquatic Sciences. 81, 2, p. 1-11 24.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Virkelighedstjek i forskningen
Sand-Jensen, Kaj, 2019, In: Aktuel Naturvidenskab. 1, p. 2Research output: Contribution to journal › Comment/debate › Research
- Published
Water temperature dynamics and the prevalence of daytime stratification in small temperate shallow lakes
Martinsen, Kenneth Thorø, Andersen, M. R. & Sand-Jensen, Kaj, 2019, In: Hydrobiologia. 826, 1, p. 247-262Research output: Contribution to journal › Journal article › Research › peer-review
- 2018
- Published
The Dangers of Being a Small, Oligotrophic and Light Demanding Freshwater Plant across a Spatial and Historical Eutrophication Gradient in Southern Scandinavia
Sand-Jensen, Kaj, Bruun, Hans Henrik, Nielsen, T. F., Christiansen, D. M., Hartvig, P., Schou, J. C. & Båstrup-Spohr, Lars, 2 Feb 2018, In: Frontiers in Plant Science. 9, 14 p., 66.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A simple and cost-efficient automated floating chamber for continuous measurements of carbon dioxide gas flux on lakes
Martinsen, Kenneth Thorø, Kragh, T. & Sand-Jensen, Kaj, 2018, In: Biogeosciences. 15, 18, p. 5565-5573Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Adaptation and growth performance of four endangered amphibious freshwater species
Mørk, O., Kragh, T., Kristensen, E. & Sand-Jensen, Kaj, 2018, In: Aquatic Botany. 150, p. 16-22Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Bedre og billigere teknologi til studier af klimagasser
Sand-Jensen, Kaj, Martinsen, Kenneth Thorø & Kragh, T., 2018, In: Vand & Jord. 25, 2, p. 70-73Research output: Contribution to journal › Journal article › Communication
- Published
Carbon limitation of lake productivity
Kragh, T. & Sand-Jensen, Kaj, 2018, In: Proceedings of the Royal Society B: Biological Sciences. 285, 1891, p. 1-9 1415.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Coupled UV-exposure and microbial decomposition improves measures of organic matter degradation and light models in humic lake
Madsen-Østerbye, M., Kragh, T., Pedersen, Ole & Sand-Jensen, Kaj, 2018, In: Ecological Engineering. 118, p. 191-200 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Early ecosystem responses to watershed restoration along a headwater stream
Kallenbach, E. M. F., Sand-Jensen, Kaj, Morsing, J., Martinsen, Kenneth Thorø, Kragh, T., Raulund-Rasmussen, Karsten & Båstrup-Spohr, Lars, 2018, In: Ecological Engineering. 116, p. 154-162 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Faren ved at være en lille nøjsom plante
Sand-Jensen, Kaj, Schou, J. C., Moeslund, B., Bruun, Hans Henrik & Båstrup-Spohr, Lars, 2018, In: Aktuel Naturvidenskab. 4, p. 20-25 6 p.Research output: Contribution to journal › Journal article › Communication
- Published
Five decades of dramatic changes in submerged vegetation in Lake Constance
Murphy, F., Schmieder, K., Båstrup-Spohr, Lars, Pedersen, Ole & Sand-Jensen, Kaj, 2018, In: Aquatic Botany. 144, p. 31-37 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
High temperatures cause reduced growth, plant death and metabolic changes in eelgrass Zostera marina
Hammer, K. J., Borum, Jens, Hasler-Sheetal, H., Shields, E. C., Sand-Jensen, Kaj & Moore, K. A., 2018, In: Marine Ecology Progress Series. 604, p. 121-132Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Historiske forandringer af Danmarks landskab og flora
Sand-Jensen, Kaj, Schou, J. C., Nielsen, T. F., Moeslund, B., Holm, P., Bruun, Hans Henrik & Båstrup-Spohr, Lars, 2018, In: URT. 42, 3, p. 8-13 6 p.Research output: Contribution to journal › Journal article › Communication
- Published
Hyppigere iltsvind i søer i et varmere klima – Et forvarsel i Filsø?
Kragh, T. & Sand-Jensen, Kaj, 2018, In: Vand & Jord. 25, 3, p. 114-118Research output: Contribution to journal › Journal article › Communication
- Published
Kalkudfældning, fotosyntese og fosforbinding hos kransnålalger i småsøer
Sand-Jensen, Kaj, Andersen, M., Kragh, T., Kristensen, E. & Martinsen, Kenneth Thorø, 2018, In: Vand & Jord. 25, 3, p. 101-104Research output: Contribution to journal › Journal article › Communication
- Published
Karaktertræk hos planter i nye danske søer: Kort review
Sand-Jensen, Kaj, Rasmussen, N. M., Sø, Jonas Stage & Båstrup-Spohr, Lars, 2018, In: Flora og Fauna. 124, 1-2, p. 44-50 7 p.Research output: Contribution to journal › Review › Research › peer-review
- Published
Kransnålalger: fascinerer og udfordrer
Sand-Jensen, Kaj, Schou, J. C., Moeslund, B. & Båstrup-Spohr, Lars, 2018, In: URT. 42, 4, p. 24-29 6 p.Research output: Contribution to journal › Journal article › Communication
- Published
Photosynthesis and calcification of charophytes
Sand-Jensen, Kaj, Jensen, R. S., Gomes, M., Kristensen, E., Martinsen, Kenneth Thorø, Kragh, T., Båstrup-Spohr, Lars & Borum, Jens, 2018, In: Aquatic Botany. 149, p. 46-51Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Varm sommer med uventede konsekvenser for vandmiljøet
Sand-Jensen, Kaj, Martinsen, Kenneth Thorø & Kragh, T., 2018, In: Aktuel Naturvidenskab. 6, p. 22-26Research output: Contribution to journal › Journal article › Communication
- 2017
- Published
Fast phosphorus loss by sediment resuspension in a re-established shallow lake on former agricultural fields
Kragh, T., Sand-Jensen, Kaj, Petersen, K. & Kristensen, E., Nov 2017, In: Ecological Engineering. 108, Part A, p. 2-9 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Recovery of lake vegetation following reduced eutrophication and acidification
Båstrup-Spohr, Lars, Sand-Jensen, Kaj, Olesen, S. C. H. & Bruun, Hans Henrik, Nov 2017, In: Freshwater Biology. 62, 11, p. 1847-1857 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
High rates and close diel coupling of primary production and ecosystem respiration in small, oligotrophic lakes
Martinsen, Kenneth Thorø, Andersen, M. R., Kragh, T. & Sand-Jensen, Kaj, Oct 2017, In: Aquatic Sciences. 79, 4, p. 995-1007 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Decade-long time delays in nutrient and plant species dynamics during eutrophication and re-oligotrophication of Lake Fure 1900–2015
Sand-Jensen, Kaj, Bruun, Hans Henrik & Båstrup-Spohr, Lars, May 2017, In: Journal of Ecology. 105, 3, p. 690-700 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Profound daily vertical stratification and mixing in a small, shallow, wind-exposed lake with submerged macrophytes
Andersen, M. R., Sand-Jensen, Kaj, Woolway, R. I. & Jones, I. D., Apr 2017, In: Aquatic Sciences. 79, 2, p. 395-406 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Time-restricted flight ability influences dispersal and colonization rates in a group of freshwater beetles
Iversen, Lars Lønsmann, Rannap, R., Briggs, L. & Sand-Jensen, Kaj, Feb 2017, In: Ecology and Evolution. 7, 3, p. 824-830 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Danmarks vandplanter
Schou, J. C., Moeslund, B., Båstrup-Spohr, Lars & Sand-Jensen, Kaj, 2017, BFN's Forlag. 560 p.Research output: Book/Report › Book › Communication
- Published
Extreme diel dissolved oxygen and carbon cycles in shallow vegetated lakes
Andersen, M. R., Kragh, T. & Sand-Jensen, Kaj, 2017, In: Proceedings of the Royal Society B: Biological Sciences. 284, 1862, 9 p., 20171427.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Filsø - artsrigdommen stiger fortsat
Sand-Jensen, Kaj, Kragh, T., Båstrup-Spohr, Lars, Holm, P., Kristensen, E., Rye Larsen, J., Schou, J. C., Aaby, B. & Moeslund, B., 2017, In: URT. 4, p. 22-27 6 p.Research output: Contribution to journal › Journal article › Research
- Published
Mit liv med bondelandets natur: beretninger fra det tabte og genvundne land
Sand-Jensen, Kaj, 2017, Gyldendal. 291 p.Research output: Book/Report › Book › Communication
- Published
Naturen i Danmark: Havet
Sand-Jensen, Kaj & Fenchel, Tom (ed.), 2017, 2 ed. Gyldendal. 516 p. (Naturen i Danmark).Research output: Book/Report › Book › Communication
- Published
Nye danske søer - design af optimal miljøtilstand og biodiversitet
Sand-Jensen, Kaj, Kragh, T., Borum, Jens, Båstrup-Spohr, Lars, Egemose, S., Jensen, H. S., Jeppesen, E., Reitzel, K. & Søndergaard, M., 2017, In: Vand & Jord. 24, 2, p. 65-69 5 p.Research output: Contribution to journal › Journal article › Communication
- Published
Profound afternoon depression of ecosystem production and nighttime decline of respiration in a macrophyte-rich, shallow lake
Kragh, T., Andersen, M. R. & Sand-Jensen, Kaj, 2017, In: Oecologia. 185, 1, p. 157-170 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Øle Å-projektet - baggrund og indgrebet
Morsing, J., Sand-Jensen, Kaj, Båstrup-Spohr, Lars, Larsen, Jørgen Bo & Raulund-Rasmussen, Karsten, 2017, In: Natur på Bornholm. 15, p. 36-41 6 p.Research output: Contribution to journal › Journal article › Communication
- 2016
- Published
Forskere: landbrugspakken kommer til at koste mere natur, end vi tror
Bruun, Hans Henrik, Sand-Jensen, Kaj & Borum, Jens, 25 Feb 2016, In: Altinget Miljø.Research output: Contribution to journal › Contribution to newspaper - Newspaper article › Communication
- Published
Acclimation of photosynthesis to supersaturated CO2 in aquatic plant bicarbonate users
Hussner, A., Mettler-Altmann, T., Weber, A. P. M. & Sand-Jensen, Kaj, 2016, In: Freshwater Biology. 61, 10, p. 1720-1732 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Are latitudinal richness gradients in European freshwater species only structured according to dispersal and time?
Iversen, Lars Lønsmann, Jacobsen, Dean & Sand-Jensen, Kaj, 2016, In: Ecography. 39, 12, p. 1247-1249 3 p.Research output: Contribution to journal › Letter › Research › peer-review
- Published
Landbrugspakken - et risikabelt kvælstofeksperiment?
Borum, Jens, Sand-Jensen, Kaj & Bruun, Hans Henrik, 2016, In: Aktuel Naturvidenskab. 2016, 3, p. 26-31 6 p.Research output: Contribution to journal › Journal article › Communication
- Published
Leaf gas films, underwater photosynthesis and plant species distributions in a flood gradient
Winkel, A., Visser, E. J. W., Colmer, T. D., Brodersen, K. P., Voesenek, L. A. C. J., Sand-Jensen, Kaj & Pedersen, Ole, 2016, In: Plant, Cell and Environment. 39, 7, p. 1537-1548 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Lobeliesøer - trusler og restaurering
Pedersen, Ole, Båstrup-Spohr, Lars, Madsen-Østerbye, M., Kristensen, E., Kragh, T., Andersen, M. R., Andersen, F. Ø. & Sand-Jensen, Kaj, 2016, In: Vand & Jord. 23, 2, p. 63-66 4 p.Research output: Contribution to journal › Journal article › Research
- Published
Rekonstruktion af planters udviklingshistorie - benspænd forvandledes til frugtbart forskningsemne
Sand-Jensen, Kaj, 2016, In: Vand & Jord. 23, 1, p. 4-9 6 p.Research output: Contribution to journal › Journal article › Communication
- Published
Remarkable richness of aquatic macrophytes in 3-years old re-established Lake Fil, Denmark
Båstrup-Spohr, Lars, Kragh, T., Petersen, K., Moeslund, B., Schou, J. C. & Sand-Jensen, Kaj, 2016, In: Ecological Engineering. 95, p. 375-383 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Variable history of land use reduces the relationship to specific habitat requirements of a threatened aquatic insect
Iversen, Lars Lønsmann, Rannap, R., Briggs, L. & Sand-Jensen, Kaj, 2016, In: Population Ecology. 58, 1, p. 155-164 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Water-level fluctuations affect sediment properties, carbon flux and growth of the isoetid Littorella uniflora in oligotrophic lakes
Båstrup-Spohr, Lars, Møller, C. L. & Sand-Jensen, Kaj, 2016, In: Freshwater Biology. 61, 3, p. 301-315 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2015
- Published
Caught between draught and flooding on Oland's Great Alvar
Sand-Jensen, Kaj, Båstrup-Spohr, Lars, Andersen, M. R., Christensen, J. P. A., Alnoee, A. B., Jespersen, T. S., Riis, T. & Bruun, Hans Henrik, 2015, In: Svensk Botanisk Tidskrift. 109, 1, 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
From soaking wet to bone dry: predicting plant community composition along a steep hydrological gradient
Båstrup-Spohr, Lars, Sand-Jensen, Kaj, Nicolajsen, S. V. & Bruun, Hans Henrik, 2015, In: Journal of Vegetation Science. 26, 4, p. 619-630 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
High resistance of oligotrophic isoetid plants to oxic and anoxic dark exposure
Sand-Jensen, Kaj, Møller, C. L. & Borum, Jens, 2015, In: Freshwater Biology. 60, 5, p. 1044-1051 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Langtidsbelastning af miljørealistiske koncentrationer af pesticider på bundsamfund i ferskvand: stofomsætning, vækst, dødelighed og samfundsstruktur hos planter og dyr - et mikrokosmosstudium
Jacobsen, Dean & Sand-Jensen, Kaj, 2015, Miljøstyrelsen. 65 p. (Bekæmpelsesmiddelforskning fra Miljøstyrelsen; No. 158).Research output: Book/Report › Report › Research
- Published
Mellan torka och översvämning på Öland
Sand-Jensen, Kaj, Båstrup-Spohr, Lars, Christensen, J. P. A., Alnøe, A. B., Andersen, M. R., Jespersen, T. S., Riis, T. & Bruun, Hans Henrik, 2015, In: Svensk Botanisk Tidskrift. 109, 1, p. 28–35 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Miraklerne fortsætter i Filsø
Båstrup-Spohr, Lars, Kragh, T., Moeslund, B., Schou, J. C., Aaby, B. & Sand-Jensen, Kaj, 2015, In: URT. 39, 4, p. 128-133 6 p.Research output: Contribution to journal › Journal article › Communication
- Published
Monitoring of animal abundance by environmental DNA - An increasingly obscure perspective: a reply to Klymus et al., 2015
Iversen, L. L., Kielgast, J. & Sand-Jensen, Kaj, 2015, In: Biological Conservation. 192, p. 479-480 2 p.Research output: Contribution to journal › Comment/debate › Research › peer-review
- Published
Naturgenopretning – nu med videnskab
Sand-Jensen, Kaj, Båstrup-Spohr, Lars, Kragh, T., Petersen, K. & Morsing, J., 2015, In: Aktuel Naturvidenskab. 04, p. 8-13 6 p.Research output: Contribution to journal › Journal article › Communication
- Published
Naturtyper i Danmark: Vandområderne
Sand-Jensen, Kaj, 2015, Atlas Flora Danica. Hartvig, P. & Vestergaard, P. (eds.). København: Gyldendal, Vol. 1. p. 107-116 10 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Niche specialization and functional traits regulate the rarity of charophytes in the Nordic countries
Båstrup-Spohr, Lars, Iversen, L. L., Borum, Jens & Sand-Jensen, Kaj, 2015, In: Aquatic Conservation: Marine and Freshwater Ecosystems. 25, 5, p. 609-621 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Positive interactions between moss cushions and vascular plant cover improve water economy on Öland's alvar, Sweden
Sand-Jensen, Kaj, Hammer, K. J., Madsen-Østerbye, M., Dencker, T. & Kragh, T., 2015, In: Botany. 93, 3, p. 141-150 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Whole-stream metabolism in nutrient-poor calcareous streams on Öland, Sweden
Alnøe, A. B., Riis, T., Andersen, M. R., Baattrup-Pedersen, A. & Sand-Jensen, Kaj, 2015, In: Aquatic Sciences. 77, 2, p. 207-219 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Økologisk restaurering af Øle Å med afsæt i forskningsmål og effektmålinger
Båstrup-Spohr, Lars, Sand-Jensen, Kaj, Morsing, J., Martinsen, K. T., Larsen, Jørgen Bo & Raulund-Rasmussen, Karsten, 2015, In: Vand & Jord. 22, 3, p. 105-109 5 p.Research output: Contribution to journal › Journal article › Communication
- Published
Øle Å: Naturen på ret kurs
Larsen, Jørgen Bo, Raulund-Rasmussen, Karsten, Sand-Jensen, Kaj, Båstrup-Spohr, Lars & Morsing, J., 2015, Årsskrift 2014 / Villum Fonden-Velux Fonden . Villum Kann Rasmussen Fonden og Velux Fonden, p. 152-155 4 p. (Villum Fonden, Velux Fonden Årsskrift 2014 ).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- 2014
- Published
Comparative growth and metabolism of gelatinous colonies of three cyanobacteria, Nostoc commune, Nostoc pruniforme and Nostoc zetterstedtii, at different temperatures
Møller, C. L., Vangsøe, M. T. & Sand-Jensen, Kaj, 2014, In: Freshwater Biology. 59, 10, p. 2183-2193 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Ecophysiology of gelatinous Nostoc colonies: unprecedented slow growth and survival in resource-poor and harsh environments
Sand-Jensen, Kaj, 2014, In: Annals of Botany. 114, 1, p. 17-33 17 p.Research output: Contribution to journal › Review › Research › peer-review
- Published
Et under, et mirakel og et dilemma: ferskvand gennem 30 år
Sand-Jensen, Kaj, Båstrup-Spohr, Lars, Iversen, L. L. & Kielgast, J., 2014, In: Vand & Jord. 21, 4, p. 150-159 10 p.Research output: Contribution to journal › Journal article › Communication
- Published
Miraklet i Vestjylland - den genoprettede Filsø
Sand-Jensen, Kaj, Kragh, T., Petersen, K., Båstrup-Spohr, Lars, Schou, J. C., Moeslund, B. & Holm, P., 2014, In: URT. 38, 4, p. 114-123 10 p.Research output: Contribution to journal › Journal article › Communication
- 2013
- Published
Hvor langt kan en institutleder gå?
Andersen, Peder, Harder, Peter, Sand-Jensen, Kaj & Thorsen, Bo Jellesmark, 17 Dec 2013Research output: Other contribution › Net publication - Internet publication › Communication
- Published
How do low dispersal species establish large range sizes? The case of the water beetle Graphoderus bilineatus
Iversen, Lars Lønsmann, Rannap, R., Thomsen, P. F., Kielgast, J. & Sand-Jensen, Kaj, Jul 2013, In: Ecography. 36, 7, p. 770-777 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Naturstrid. Indsats i vådområder giver bagslag
Ejrnæs, R., Sand-Jensen, Kaj, Baattrup-Pedersen, A., Bruun, Hans Henrik, Odgaard, B. V. & Rahbek, Carsten, 4 Mar 2013, In: Politiken.Research output: Contribution to journal › Contribution to newspaper - Comment/debate › Communication
- Published
Biodiversitet i ferskvand
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 439-458 20 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Biologiske samspil i søer
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 391-397 7 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Biologiske samspil i vandløb
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 219-230 12 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Damme
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 409-435 27 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Danmarks søer og vandløb
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 17-32 16 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
De ferske vandes forurening
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 47-68 22 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Eutrofiering og klimaforandring er en giftig cocktail for ålegræs
Raun, A. L., Sand-Jensen, Kaj & Borum, Jens, 2013, In: Vand & Jord. 20, 1, p. 22-25 4 p.Research output: Contribution to journal › Journal article › Research
- Published
Fluctuating water levels control water chemistry and metabolism of a charophyte-dominated pond
Christensen, J. P. A., Sand-Jensen, Kaj & Stæhr, P. A., 2013, In: Freshwater Biology. 58, 7, p. 1353-1365 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Forskningstraditioner i ferskvand og på landjorden
Sand-Jensen, Kaj & Bruun, Hans Henrik, 2013, In: Vand & Jord. 20, 3, p. 125-131 7 p.Research output: Contribution to journal › Journal article › Communication
- Published
Historisk perspektiv på land- og vandfloraen
Sand-Jensen, Kaj & Bruun, Hans Henrik, 2013, In: Urt. 37, 3, p. 105-110 6 p.Research output: Contribution to journal › Journal article › Communication
- Published
Kampen om vandet
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 459-470 12 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Kransnålalger rummer mange truede arter
Båstrup-Spohr, Lars, Dahl-Nielsen, J. & Sand-Jensen, Kaj, 2013, In: URT. 37, 2, p. 66-70 5 p.Research output: Contribution to journal › Journal article › Communication
- Published
Livsbetingelser i vand
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 69-76 8 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Mennesket og de ferske vande
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 33-46 14 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Naturen i Danmark: De ferske vande
Sand-Jensen, Kaj (ed.), 2013, København: Gyldendal. 504 p.Research output: Book/Report › Book › Communication
- Published
Organic enrichment of sediments reduces arbuscular mycorrhizal fungi in oligotrophic lake plants
Møller, C. L., Kjøller, Rasmus & Sand-Jensen, Kaj, 2013, In: Freshwater Biology. 58, 4, p. 769-779 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Seventy years of changes in the abundance of Danish charophytes
Båstrup-Spohr, Lars, Iversen, L. L., Dahl-Nielsen, J. & Sand-Jensen, Kaj, 2013, In: Freshwater Biology. 58, 8, p. 1682-1693 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Søernes fugle og pattedyr
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 365-389 25 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Søernes miljø
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 257-272 16 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Søernes plankton
Christoffersen, Kirsten Seestern & Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 273-299 27 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Søernes rodfæstede planter
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 301-318 18 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Sørestaurering
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 399-407 9 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Underwater photosynthesis of submerged plants - recent advances and methods
Pedersen, Ole, Colmer, T. D. & Sand-Jensen, Kaj, 2013, In: Frontiers in Plant Science. 4, 19 p., 140.Research output: Contribution to journal › Review › Research › peer-review
- Published
Vandløbenes forurening
Lindegaard, C. & Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 231-253 23 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Vandløbenes miljø
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 77-100 24 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Vandløbenes planter
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 101-124 24 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- Published
Videnskabelig tradition - styrke eller hæmsko?
Sand-Jensen, Kaj & Bruun, Hans Henrik, 2013, In: Aktuel Naturvidenskab. 2013, 5, p. 42-45 4 p.Research output: Contribution to journal › Journal article › Communication
- Published
Ålegræs - økologisk samspil og retablering
Sand-Jensen, Kaj, Borum, Jens & Flindt, M., 2013, In: Vand & Jord. 20, 1, p. 8-10 3 p.Research output: Contribution to journal › Journal article › Research
- 2012
- Published
CO2 dynamics along Danish lowland streams: water-air gradients, piston velocities and evasion rates
Sand-Jensen, Kaj & Stæhr, P. A., 2012, In: Biogeochemistry. 111, 1-3, p. 615-628 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Danmarks biodiversitets fremtid: de væsentligste udfordringer og højest prioriterede virkemidler
Rahbek, Carsten, Agger, P. W., Bruun, Hans Henrik, Ejrnæs, R., Sand-Jensen, Kaj, Strange, Niels & Svenning, J., 2012, Danmarks natur frem mod 2020: om at stoppe tabet af biologisk mangfoldighed. Meltofte, H. (ed.). Det Grønne Kontaktudvalg: Danmarks Naturfredningsforening, p. 101-112 12 p.Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Flora eller fauna
Sand-Jensen, Kaj, 2012, In: URT. 36, 3, p. 104-105 2 p.Research output: Contribution to journal › Journal article › Communication
- Published
Improved prediction of vegetation composition in NW European softwater lakes by combining location, water and sediment chemistry
Pulido Pérez, C., Sand-Jensen, Kaj, Lucassen, E. C. H. E. T., Roelofs, J. G. M., Brodersen, K. P. & Pedersen, Ole, 2012, In: Aquatic Sciences. 74, 2, p. 351-360 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Lake metabolism scales with lake morphometry and catchment conditions
Stæhr, P. A., Båstrup-Spohr, Lars, Sand-Jensen, Kaj & Stedmon, C., 2012, In: Aquatic Sciences. 74, 1, p. 155-169 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Moss cushions facilitate water and nutrient supply for plant species on bare limestone pavements
Sand-Jensen, Kaj & Hammer, K., 2012, In: Oecologia. 170, 2, p. 305-312 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Rapid oxygen exchange across the leaves of Littorella uniflora provides tolerance to sediment anoxia
Møller, C. L. & Sand-Jensen, Kaj, 2012, In: Freshwater Biology. 57, 9, p. 1875-1883 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The metabolism of aquatic ecosystems: history, applications, and future challenges
Stæhr, P. A., Testa, J. M., Kemp, W. M., Cole, J. J., Sand-Jensen, Kaj & Smith, S. V., 2012, In: Aquatic Sciences. 74, 1, p. 15-29 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Tolerance of the widespread cyanobacterium Nostoc commune to extreme temperature variation (-269 to105 degress C), pH and salt stress
Sand-Jensen, Kaj & Jespersen, T. S., 2012, In: Oecologia. 169, 2, p. 331-339 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Ölands växtrikedom håller på att kvävas
Sand-Jensen, Kaj & Bruun, Hans Henrik, 2012, In: Svensk Botanisk Tidskrift. 106, 3-4, p. 201-203 3 p.Research output: Contribution to journal › Journal article › Research
- 2011
- Published
Ecosystem metabolism in a temporary Mediterranean marsh (Donana National Park, SW Spain)
Geertz-Hansen, O., Montes, C., Duarte, C. M., Sand-Jensen, Kaj, Marba, N. & Grillas, P., 2011, In: Biogeosciences. 8, 4, p. 963-971 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
High sensitivity of Lobelia dortmanna to sediment oxygen depletion following organic enrichment
Møller, C. L. & Sand-Jensen, Kaj, 2011, In: New Phytologist. 190, 2, p. 320-31 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Unprecedented slow growth and mortality of the rare colonial cyanobacterium, Nostoc zetterstedtii, in oligotrophic lakes
Sand-Jensen, Kaj & Møller, C. L., 2011, In: Limnology and Oceanography. 56, 6, p. 1976-1982 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2010
- Published
Drivers of metabolism and net heterotrophy in contrasting lakes
Stæhr, P. A., Sand-Jensen, Kaj, Raun, A. L., Nilsson, B. & Kidmose, J. B., 2010, In: Limnology and Oceanography. 55, 2, p. 817-830 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Drivers of metabolism in contrasting lakes
Stæhr, P. A., Sand-Jensen, Kaj, Raun, A. L., Nilsson, B. & Kidmose, J., 2010, In: Limnology and Oceanography. 55, p. 817-830 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Eet kalkbrott på Ölands alvar - en stenøken med knivskarpe miljögränser.
Sand-Jensen, Kaj, Båstrup-Spohr, Lars, Winkel, A., Møller, C. L., Borum, Jens, Brodersen, K. P., Lindell, T. & Stæhr, P. A., 2010, In: Svensk Botanisk Tidskrift. 104, 1, p. 23-31Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Influence of sediment organic enrichment and water alkalinity on growth of aquatic isoetid and elodeid plants
Raun, A. L., Borum, Jens & Sand-Jensen, Kaj, 2010, In: Freshwater Biology. 55, 9, p. 1891-1904Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Naturens tilstand i Danmark: Vidensbaseret debatdag den 13. april 2010 Indledende oplæg og diskussion
Geldmann, Jonas, Harder, Christoffer Bugge (ed.), Rahbek, Carsten (ed.), Harder, Peter (ed.) & Sand-Jensen, Kaj (ed.), 2010, Det Kongelige Danske Videnskabers Selskab. 42 p.Research output: Book/Report › Report › Commissioned
- Published
Når planter taber rodfæste
Sand-Jensen, Kaj, Møller, C. L., Borum, Jens, Pedersen, N. L., Pedersen, Ole, Raun, A. L. & Møller, C. L., 2010, In: URT. 34, 1, p. 14-20 7 p.Research output: Contribution to journal › Journal article › Research
- Published
Skyfald og kosmisk overlevelse
Sand-Jensen, Kaj, Møller, C. L., Lüchau, A. & Jespersen, T. S., 2010, In: URT. 34, 4, p. 127-132 6 p.Research output: Contribution to journal › Journal article › Research
- Published
Species pool versus site limitations of macrophytes in urban waters
Vermonden, K., Leuven, R. S. E. W., van der Velde, G., Hendriks, A. J., van Katwijk, M. M., Roelofs, J. G. M., Lucassen, E. C. H. E., Sand-Jensen, Kaj & Pedersen, Ole, 2010, In: Aquatic Sciences. 72, 3, p. 379-389 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2009
- Published
Bureaukrati, Bogholderi og Bullshit
Harder, Peter, Bache, C., Flensted-Jensen, M., Koch, Lene, Olesen, Søren-Peter & Sand-Jensen, Kaj, 30 Oct 2009, In: Weekendavisen.Research output: Contribution to journal › Contribution to newspaper - Newspaper article › Communication
- Published
CO2-kollaps. Børnene truer klodens klima
Sand-Jensen, Kaj, 1 Aug 2009, In: Politiken. p. 4Research output: Contribution to journal › Contribution to newspaper - Feature article › Communication
- Published
Kronik: Hvor mange kan vi være på Jorden?
Sand-Jensen, Kaj, Kjaer, C. & Dahlgaard, J., 9 Apr 2009, In: Berlingske Tidende. p. 21Research output: Contribution to journal › Contribution to newspaper - Feature article › Communication
- Published
Forskning skal ikke gøre ledelsen glad
Harder, Peter, Bache, C., Flensted-Jensen, M., Koch, Lene, Olesen, Søren-Peter & Sand-Jensen, Kaj, 11 Feb 2009, In: Universitetsavisen.Research output: Contribution to journal › Contribution to newspaper - Newspaper article › Communication
- Published
Debat: Kommentar: Kronikken: Bureaukrati, bogholderi, bullshit
Harder, P., Bache, C., Flensted-Jensen, M., Sand-Jensen, Kaj & Olesen, S., 23 Jan 2009, In: Weekendavisen. p. 12Research output: Contribution to journal › Contribution to newspaper - Feature article › Communication
- Published
Active accumulation of internal DIC pools reduces transport limitation in large colonies of Nostoc pruniforme
Raun, A. L., Borum, Jens & Sand-Jensen, Kaj, 2009, In: Aquatic Biology. 5, 1, p. 23-29Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Adaptations among aquatic plants in Scandinavian Lobelia lakes
Sand-Jensen, Kaj, 2009, In: Svensk Botanisk Tidskrift. 103, 3-4, p. 174-182 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Eugenius Warming Prisen i dansk botanik
Sand-Jensen, Kaj, 2009, In: URT. 33, p. 92-93Research output: Contribution to journal › Journal article › Communication
- Published
Kvalitet og styring i fremtidens universiteter - Ejerskab, ledelseskultur og de faktiske følger af universitetsloven: Forskningspolitisk årsmøde 2009
Harder, Peter, Bache, C., Flensted-Jensen, M., Koch, Lene, Olesen, Søren-Peter & Sand-Jensen, Kaj, 2009, 78 p. Det Kongelige Danske Videnskabernes Selskab.Research output: Other contribution › Communication
- Published
Metabolism and resources of spherical colonies of Nostoc zetterstedtii
Sand-Jensen, Kaj, Raun, A. L. & Borum, Jens, 2009, In: Limnology and Oceanography. 54, 4, p. 1282–1291Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Natursyn og Naturkamp
Sand-Jensen, Kaj, 2009, In: URT. 33, p. 129-131Research output: Contribution to journal › Journal article › Communication
- Published
Net heterotrophy in small Danish lakes: A widespread feature over gradients in trophic status and land cover.
Sand-Jensen, Kaj & Stæhr, P. A., 2009, In: Ecosystems. 12, 2, p. 336-348Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Samarbejde i et kugleunivers
Sand-Jensen, Kaj, Borum, Jens, Raun, A. L., Lett, S. & Hinke, A., 2009, In: Aktuel Naturvidenskab. 6, p. 16-19Research output: Contribution to journal › Journal article › Research
- Published
Store huller i vores CO2-viden
Sand-Jensen, Kaj, Stæhr, P. A. & Baatrup-Spohr, L., 2009, In: Aktuel Naturvidenskab. 2, p. 20-23 4 p.Research output: Contribution to journal › Journal article › Research
- 2008
- Published
100 years of vegetation decline and recovery in Lake Fure, Denmark.
Sand-Jensen, Kaj, Pedersen, N. L., Thorsgaard, I., Moeslund, B., Borum, Jens & Brodersen, K. P., 2008, In: Journal of Ecology. 96, p. 260-271Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Alvarplanter mellem ild og vand
Sand-Jensen, Kaj, 2008, In: URT. 4, p. 137-138Research output: Contribution to journal › Journal article › Research
- Published
Drag forces of common plant species in temperate streams: consequences of morphology, velocity and biomass.
Sand-Jensen, Kaj, 2008, In: Hydrobiologia. 610, 1, p. 307-319 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Forskeren i samfundet: Forskningspolitisk årsmøde 2008
Kærgård, Niels, Harder, Peter, Bache, C., Flensted-Jensen, M., Koch, Lene, Olesen, Søren-Peter & Sand-Jensen, Kaj, 2008, Det Kongelige Danske Videnskabernes Selskab. 42 p.Research output: Book/Report › Book › Communication
- Published
Integrerede løsninger for natur og miljø
Sand-Jensen, Kaj, 2008, In: URT. 3, p. 100-101Research output: Contribution to journal › Journal article › Research
- Published
Iron plaques improve the oxygen supply to root meristems of the freshwater plant, Lobelia dortmanna
Møller, C. L. & Sand-Jensen, Kaj, 2008, In: New Phytologist. 179, 3, p. 848-56 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Mærkelige frugter i søerne
Raun, A. L., Sand-Jensen, Kaj & Borum, Jens, 2008, In: URT. 3, p. 109-114Research output: Contribution to journal › Journal article › Research
- Published
Ny teknologi i søerne
Stæhr, P. A. & Sand-Jensen, Kaj, 2008, In: Vand og Jord. 3, p. 18-21Research output: Contribution to journal › Journal article › Research
- Published
Ny teknologi på søerne
Stæhr, P. A. & Sand-Jensen, Kaj, 2008, In: Aktuel Naturvidenskab. 3, p. 18-21Research output: Contribution to journal › Journal article › Research
- Published
Outstanding Lobelia dortmanna in iron armor
Sand-Jensen, Kaj, Møller, C. L. & Raun, A. L., 2008, In: Plant Signalling & Behavior. 3, 10, p. 882-884Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Planterødders overlevelse i vanddækket bund
Møller, C. L. & Sand-Jensen, Kaj, 2008, In: URT. 2, p. 56-60Research output: Contribution to journal › Journal article › Research
- Published
Streamlining of plant patches in streams
Sand-Jensen, Kaj & Pedersen, M. L., 2008, In: Freshwater Biology. 53, p. 714-726Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Søer som superorganisme
Stæhr, P. A., Closter, R. M. & Sand-Jensen, Kaj, 2008, In: Vand og Jord. 4, p. 134-138Research output: Contribution to journal › Journal article › Research
- Published
Søer som superorganismer
Sand-Jensen, Kaj, Stæhr, P. A. & Closter, R. M., 2008, In: Vand og Jord. 25, 4, p. 134-138Research output: Contribution to journal › Journal article › Research
- Published
The search for reference conditions for stream vegetation in northern Europe
Battrup-Pedersen, A., Springe, G., Riis, T., LARSEN, S. E., Sand-Jensen, Kaj & LARSEN, L. M. K., 2008, In: Freshwater Biology. 53, 9, p. 1890-1901Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Variation in light absorption properties of mentha aquatica L. as a function of leaf form: Implications for plant growth
Enriquez, S. & Sand-Jensen, Kaj, 2008, In: International Journal of Plant Sciences. 164, p. 125-136Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Vegetation and flow regime in lowland streams
Riis, T., Suren, A. M., Clausen, B. & Sand-Jensen, Kaj, 2008, In: Freshwater Biology. p. 1531-1541Research output: Contribution to journal › Journal article › Research › peer-review
- 2007
- Published
Forureningens spor udviskes i Furesøen.
Sand-Jensen, Kaj, Thorsgaard, I., Pedersen, N. L., Moeslund, B. & Borum, Jens, 2007, In: Naturens Verden. 5, p. 28-37Research output: Contribution to journal › Journal article › Research
- Published
How to write consistently boring scientific literature.
Sand-Jensen, Kaj, 2007, In: Oikos. 116, p. 723-727Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Ny natur på vej.
Sand-Jensen, Kaj, 2007, In: URT. 31, p. 104-105Research output: Contribution to journal › Journal article › Communication
- Published
Rariteter: Hvorfor drages vi af det sjældne.
Sand-Jensen, Kaj, 2007, In: URT. 2, p. 62-63Research output: Contribution to journal › Journal article › Communication
- Published
Scaling of pelagic metabolism to size, trophy and forest cover in small Danish lakes.
Sand-Jensen, Kaj, 2007, In: Ecosystems. 10, p. 127-141Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Scaling of photosynthetic production of aquatic macrophytes - a review.
Sand-Jensen, Kaj, 2007, In: Oikos. 116, 1, p. 280-294Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Skattejagt i baghaven.
Sand-Jensen, Kaj, 2007, In: URT. 31, p. 144-145Research output: Contribution to journal › Journal article › Communication
- Published
Temperature in lowland streams: contemporary patterns, empirical models and future scenarios.
Sand-Jensen, Kaj, 2007, In: Hydrological Processes. 21, 3, p. 348-358Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Vægtvogterne
Sand-Jensen, Kaj, 2007, In: Aktuel Naturvidenskab. 5, p. 38Research output: Contribution to journal › Journal article › Communication
- Published
Naturen i Danmark. Det åbne land
Sand-Jensen, Kaj (ed.) & Vestergaard, P. (ed.), 2007, København: Gyldendal.Research output: Book/Report › Book › Communication
- Published
Temporal dynamics and regulation of lake metabolism
Stæhr, P. A. & Sand-Jensen, Kaj, 2007, In: Limnology and Oceanography. 52, 1, p. 108–120Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Tissue anoxia - a key factor in seagrass mortality?
Borum, Jens, Zieman, J., Frankovich, T. M., Terrados, J., Pedersen, Ole, Greve, T. M., Binzer, T., Sand-Jensen, Kaj & Larsen, P., 2007.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Vandløbene er et vindue for CO2-frigivelse til atmosfæren.
Sand-Jensen, Kaj, Christensen, J. C. B., Pedersen, N. L. & Stæhr, P. A., 2007, In: Vand og Jord. 14, 4, p. 146-150Research output: Contribution to journal › Journal article › Research
- 2006
- Published
Aquatic plants
Madsen, T. V. & Sand-Jensen, Kaj, 2006, Running Waters: Historical development and restoration of lowland Danish streams. Sand-Jensen, K., Friberg, N. & Murphy, J. (eds.). National Environmental Research Institut: Aarhus Universitetsforlag, p. 67-74Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Community photosynthesis of aquatic macrophytes
Binzer, T., Sand-Jensen, Kaj & Middelboe, A. L., 2006, In: Limnology and Oceanography. 51, 6, p. 2722-2733Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Dispersal of plant fragments in small streams
Riis, T. & Sand-Jensen, Kaj, 2006, In: Freshwater Biology. 51, 2, p. 274-286Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Essay: Fra Peder Kylling til Eugenius Warming
Sand-Jensen, Kaj, 2006, In: URT. 30, p. 98-99Research output: Contribution to journal › Journal article › Research
- Published
Et slag for naturvidenskabelig metode
Sand-Jensen, Kaj, 2006, In: Aktuel Naturvidenskab. 1, p. 30-33Research output: Contribution to journal › Journal article › Research › peer-review
- Published
From spring to river - patterns and mechanisms
Sand-Jensen, Kaj, Riis, T., Vestergaard, O. & Moeslund, B., 2006, Running Waters: Historical development and restoration of lowland Danish streams. Sand-Jensen, K., Friberg, N. & Murphy, J. (eds.). National Environmental Research Institut: Aarhus Universitetsforlag, p. 45-54Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Havet er "grønt" året rundt
Middelboe, A. L. & Sand-Jensen, Kaj, 2006, In: Naturens Verden. 9, p. 32-37Research output: Contribution to journal › Journal article › Research
- Published
Highly predictable photosynthetic production in natural macroalgal communities from incoming and absorbed light
Middelboe, A. L., Sand-Jensen, Kaj & Binzer, T., 2006, In: Oecologia. 150, 3, p. 464-76 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Hvordan bliver vi klogere?
Sand-Jensen, Kaj, 2006, In: Vand og Jord. 13, 2, p. 60-63Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Hvordan påvirker temperaturen den bakterielle omsætning?
Pedersen, N. L., Sand-Jensen, Kaj & Søndergaard, M., 2006, In: Vand og Jord. 13, 3, p. 88-92Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Klimaforandringers betydning i vandløbene
Sand-Jensen, Kaj, Thodsen, H., Kronvang, B., Pedersen, N. L., Andersen, H. E. & Hansen, K. M., 2006, Vand og vejr om 100 år. p. 55-73Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Lowland river systems - processes, form and function
Pedersen, M. L., Kronvang, B., Sand-Jensen, Kaj & Hoffmann, C. C., 2006, Running Waters: Historical development and restoration of lowland Danish streams. Sand-Jensen, K., Friberg, N. & Murphy, J. (eds.). National Environmental Research Institut: Aarhus Universitetsforlag, p. 13-26Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Naturen i Danmark - skrevet af forskerne
Sand-Jensen, Kaj, 2006, In: Aktuel Naturvidenskab. 3, p. 34-35Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Naturen i Danmark. Bind 2 - Geologien
Sand-Jensen, Kaj, 2006, Gyldendal.Research output: Book/Report › Book › Research
- Published
Naturhistorien
Sand-Jensen, Kaj, 2006, Lys over landet: 1850-1920. Kjærgaard, P. C. (ed.). Århus: Aarhus Universitetsforlag, p. 141-192 (Dansk Naturvidenskabs Historie, Vol. 3).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Oxygen Movement in Seagrasses
Borum, Jens, Sand-Jensen, Kaj, Binzer, T., Pedersen, Ole & Greve, T. M., 2006, Seagrasses: Biology, Ecology and Conservation. the Netherlands: Springer, p. 255-270Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Running Waters: Historical development and restoration of lowland Danish streams
Sand-Jensen, Kaj (ed.), Friberg, N. (ed.) & Murphy, J. (ed.), 2006, National Environmental Research Institut: Aarhus Universitetsforlag.Research output: Book/Report › Report › Research
- Published
Salt tolerance of estuarine benthic macroalgae in the Kattegat-Baltic Sea area
Larsen, A. & Sand-Jensen, Kaj, 2006, In: Phycologia. 45, 1, p. 13-23Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Seasonal changes in temperature and nutrient control of photosynthesis, respiration and growth of natural phytoplankton communities
Stæhr, P. A. & Sand-Jensen, Kaj, 2006, In: Freshwater Biology. 51, 2, p. 249-262Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Stream fishes and desirable fish stocks
Dieperink, C. & Sand-Jensen, Kaj, 2006, Running Waters: Historical development and restoration of lowland Danish streams. Sand-Jensen, K., Friberg, N. & Murphy, J. (eds.). National Environmental Research Institut: Aarhus Universitetsforlag, p. 93-104Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Streams and their future inhabitants
Sand-Jensen, Kaj & Friberg, N., 2006, Running Waters: Historical development and restoration of lowland Danish streams. Sand-Jensen, K., Friberg, N. & Murphy, J. (eds.). National Environmental Research Institut: Aarhus Universitetsforlag, p. 139-147Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Vand og vejr om 100 år: Klimaforandringer og det danske vandmiljø
Søndergaard, M. (ed.), Kronvang, K. B. (ed.), Pejrup, M. (ed.) & Sand-Jensen, Kaj (ed.), 2006, 1. ed. Hovedland.Research output: Book/Report › Book › Communication
- Published
Water flow at all scales
Sand-Jensen, Kaj, 2006, Running Waters: Historical development and restoration of lowland Danish streams. Sand-Jensen, K., Friberg, N. & Murphy, J. (eds.). National Environmental Research Institut: Aarhus Universitetsforlag, p. 55-66Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Water plants past and present
Riis, T. & Sand-Jensen, Kaj, 2006, Running Waters: Historical development and restoration of lowland Danish streams. Sand-Jensen, K., Friberg, N. & Murphy, J. (eds.). National Environmental Research Institut: Aarhus Universitetsforlag, p. 105-114Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Økologien
Sand-Jensen, Kaj, 2006, In: Aktuel Naturvidenskab. 3, p. 23-25Research output: Contribution to journal › Journal article › Research › peer-review
- 2005
- Published
Aquatic plants are open flexible structures - a reply to Sukhodolov
Sand-Jensen, Kaj, 2005, In: Freshwater Biology. 50, 1, p. 196-198Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Contrasting oxygen dynamics in the freshwater isoetid Lobelia dortmanna and the marine seagrass Zostera marina.
Sand-Jensen, Kaj, Pedersen, Ole, Binzer, T. & Borum, Jens, 2005, In: Annals of Botany. 96, 4, p. 613-23 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Da mennesket blev menneske
Sand-Jensen, Kaj, 2005, In: Aktuel Naturvidenskab. 1, p. 37Research output: Contribution to journal › Review › Research
- Published
Differences in temperature, organic carbon and oxygen consumption among lowland streams
Sand-Jensen, Kaj & Pedersen, N. L., 2005, In: Freshwater Biology. 50, 12, p. 1927-1937Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Essay: Hvorfor skrev man det ikke ned?
Sand-Jensen, Kaj, 2005, In: URT. 29, p. 96-97Research output: Contribution to journal › Journal article › Research
- Published
Essay: Man modtager ikke åbenbaringer - om plantesamfund
Sand-Jensen, Kaj, 2005, In: URT. 29, p. 55-56Research output: Contribution to journal › Journal article › Research
- Published
Essay: Med ridder-gøgeurt, flueblomst og Jesus på Øland
Sand-Jensen, Kaj, 2005, In: URT. 29, p. 15Research output: Contribution to journal › Journal article › Research
- Published
Essay: Ny biologi i ny natur
Sand-Jensen, Kaj, 2005, In: URT. 29, p. 130-131Research output: Contribution to journal › Journal article › Research
- Published
Estuarine primary producers
Sand-Jensen, Kaj & Nielsen, S. L., 2005, Estuarine Nutrient Cycling: The Influence of Primary Producers. The Netherlands: Kluwer Academic Publishers, p. 17-57Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Indskudte søer i vandløb øger stofomsætningen
Pedersen, N. L. & Sand-Jensen, Kaj, 2005, In: Vand og Jord. 12, 2, p. 54-57Research output: Contribution to journal › Journal article › Research
- Published
Klodens sande klima
Sand-Jensen, Kaj, 2005, In: Aktuel Naturvidenskab. 1, p. 21Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Oxygen stress and reduced growth of Lobelia dortmanna in sandy lake sediments subject to organic enrichment
Sand-Jensen, Kaj, Borum, Jens & Binzer, T., 2005, In: Freshwater Biology. 50, 6, p. 1034-1048Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Temperaturen i vandløb: empiri og modeller
Pedersen, N. L. & Sand-Jensen, Kaj, 2005, In: Vand og Jord. 2, p. 48-53Research output: Contribution to journal › Journal article › Research
- Published
Troværdige spådomme om fremtidens klima
Sand-Jensen, Kaj & Pedersen, N. L., 2005, In: Aktuel Naturvidenskab. 1, p. 30-32Research output: Contribution to journal › Journal article › Research
- Published
Tvepibet lobelie - særegen og fascinerende
Sand-Jensen, Kaj, Binzer, T., Pedersen, Ole & Borum, Jens, 2005, In: URT. 29, 2, p. 65-71Research output: Contribution to journal › Journal article › Research
- 2004
- Published
Ferskvandsøkologi
Sand-Jensen, Kaj & Lindegaard, C., 2004, København: Gyldendal. 312 p.Research output: Book/Report › Book › Education
- Published
Havalgernes salttolerance og udbredelse i Kattegat og Østersøen
Larsen, A. B. & Sand-Jensen, Kaj, 2004, In: Naturens Verden. 1, p. 12-17Research output: Contribution to journal › Journal article › Research
- Published
Månedens fokus: Når vandet vender tilbage til Grib Skov
Sand-Jensen, Kaj, 2004, In: Naturens Verden. 5, p. 12-13Research output: Contribution to journal › Journal article › Research
- Published
Patterns of Species Number and Abundance in Macroalgal Communities in Coastal Waters
Middelboe, A. L. & Sand-Jensen, Kaj, 2004, In: Hydrobiologia. 511, 1-3, p. 173-183Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Patterns of species number and abundance in macroalgal communities in coastal waters
Middelboe, A. L. & Sand-Jensen, Kaj, 2004, In: Hydrobiologia. 511, p. 173-183Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Pigment specific in vivo light absorption of phytoplankton from estuarine, coastal and oceanic waters
Stæhr, A., Markager, S. & Sand-Jensen, Kaj, 2004, In: Marine Ecology - Progress Series. 275, p. 115-128Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Udforskning af de ferske vande gennem 100 år
Sand-Jensen, Kaj, 2004, De ferske vandes kulturhistorie i Danmark. Aqua Ferskvands Akvarium, p. 35-44Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Udforskningen af de ferske vande gennem 100 år
Sand-Jensen, Kaj, 2004, De ferske vandes kulturhistorie i Danmark. AQUA Ferskvands Akvarium, Silkeborg., p. 34-44Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Økologi og biodiversitet
Sand-Jensen, Kaj, 2004, København: Gad. 509 p.Research output: Book/Report › Book › Education
- 2003
- Published
Carl Wesenberg-Lund - den store formidler og naturforkæmper
Sand-Jensen, Kaj, 2003, In: Aktuel Naturvidenskab. 1, p. 26-29Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Den sidste naturhistoriker - Naturforkæmperen og videnskabsmanden Carl Wesenberg-Lund
Sand-Jensen, Kaj, 2003, København: Gad. 240 p.Research output: Book/Report › Book › Research
- Published
Drag and reconfiguration of freshwater macropnytes
Sand-Jensen, Kaj, 2003, In: Freshwater Biology. 48, p. 271-283Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fotosyntese i 3 D
Sand-Jensen, Kaj & Binzer, T., 2003, In: Aktuel Naturvidenskab. 3, p. 24-27Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Månedens fokus: Iltsvindet
Sand-Jensen, Kaj, 2003, In: Naturens Verden. 2, p. 12-13Research output: Contribution to journal › Journal article › Research
- Published
Naturforkæmperen Carl Wesenberg-Lund - en pioner fra 1900-tallets første halvdel
Sand-Jensen, Kaj, 2003, In: Naturens Verden. 4, p. 2-11Research output: Contribution to journal › Review › Research
- Published
Patterns of species number and abundance in macroalgal communities in coastal waters
Middelboe, A. L. & Sand-Jensen, Kaj, 2003, In: Hydrobiologia. 0, p. 1-11Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Spatial and interannual variations with depth in eelgrass populations
Middelboe, A. L., Sand-Jensen, Kaj & Krause-Jensen, D., 2003, In: Journal of Experimental Marine Biology and Ecology. 291, p. 1-15Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Ud af osteklokken
Sand-Jensen, Kaj, Kjaer, C. R. & Dahlgaard, J., 2003, In: Aktuel Naturvidenskab. 4, p. 28-29Research output: Contribution to journal › Journal article › Research › peer-review
- 2002
- Published
Abundance-range size relationships in stream vegetation in Denmark
Riis, T. & Sand-Jensen, Kaj, 2002, In: Plant Ecology. 161, 2, p. 175-183Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Depth Colonization of Eelgrass (Zostera marina) and Macroalgae as Determined by Water Transparency in Danish Coastal Waters
Nielsen, S. L., Sand-Jensen, Kaj, Borum, Jens & Geertz-Hansen, O., 2002, In: Estuaries and Coasts. 25, 5, p. 1025-1032Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Depth-acclimation of photosynthesis, morphology and demography of Posidonia oceanica and Cymodocea nodosa in the Spanish Mediterranean Sea
Olesen, B., Enríquez, S., Duarte, C. M. & Sand-Jensen, Kaj, 2002, In: Marine Ecology - Progress Series. 236, p. 89-97Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Herbivory and growth in terrestrial and aquatic populations of amphibious stream plants
Sand-Jensen, Kaj & Jacobsen, Dean, 2002, In: Freshwater Biology. 47, 8, p. 1457-1487Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Hvad bestemmer vandets træk i planter?
Sand-Jensen, Kaj & Andersen, C., 2002, In: Vand og Jord. 4, p. 115-119Research output: Contribution to journal › Journal article › Research
- Published
Importance of structure and density of macroalgae communities (Fucus serratus) for photosynthetic production and light utilisation
Binzer, T. & Sand-Jensen, Kaj, 2002, In: Marine Ecology - Progress Series. 235, p. 53-62Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Kan planter skjule sig for græssende dyr under vand?
Sand-Jensen, Kaj & Jacobsen, Dean, 2002, In: URT. 26(4), p. 122-133Research output: Contribution to journal › Journal article › Research
- Published
Phytoplankton, Nutrients, and Transparency in Danish Coastal Waters
Nielsen, S. L., Sand-Jensen, Kaj, Borum, Jens & Geertz-Hansen, O., 2002, In: Estuaries and Coasts. 25, p. 930-937Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Production in aquatic macrophyte communities: A theoretical and empirical study ofthe influence of spatial light distribution
Binzer, T. & Sand-Jensen, Kaj, 2002, In: Limnology and Oceanography. 47, 6, p. 1742-1750Research output: Contribution to journal › Journal article › Research › peer-review
- 2001
- Published
Axel Hemmingsen - original outsider i dansk naturvidenskab
Sand-Jensen, Kaj, 2001, In: Naturens Verden. 5, p. 10-19Research output: Contribution to journal › Journal article › Research
- Published
Forskere eller videnskabsmænd - om idealer i forskningsverdenen
Sand-Jensen, Kaj, 2001, In: Aktuel Naturvidenskab. 2, p. 38-40Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Grødeskæring nedsætter artsrigdommen i Gels Å
Pedersen, M. L., Baattrup-Pedersen, A., Sand-Jensen, Kaj, Friberg, N. & Kronvang, B., 2001, In: Vand og Jord. 2, p. 67-69Research output: Contribution to journal › Journal article › Research
- Published
Historical changes in species composition and richness accompanying perturbation and eutrophication of Danish lowland streams over 100 years
Riis, T. & Sand-Jensen, Kaj, 2001, In: Freshwater Biology. 46, p. 269-280Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Matematikken og Verden
Sand-Jensen, Kaj, 2001, In: Aktuel Naturvidenskab. 5, p. 43Research output: Contribution to journal › Review › Research
- Published
Plant distribution and abundance in relation to physical conditions and location within Danish stream systems
Riis, T. & Sand-Jensen, Kaj, 2001, In: Hydrobiologia. 448, p. 217-228Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Søer - en beskyttet naturtype
Sand-Jensen, Kaj, 2001, København: Gad. 309 p.Research output: Book/Report › Book › Research
- Published
Vandaks gennem 100 år
Sand-Jensen, Kaj, Moeslund, B., Riis, T. & Vestergaard, O., 2001, In: Naturens Verden. 3, p. 2-11Research output: Contribution to journal › Journal article › Research
- Published
Videnskabelighed, femten portrætter
Sand-Jensen, Kaj, 2001, In: Aktuel Naturvidenskab. 3, p. 45Research output: Contribution to journal › Review › Research
- 2000
- Published
Alkalinity and trophic state regulate aquatic plant distribution in Danish lakes
Vestergaard, O. S. & Sand-Jensen, Kaj, 2000, In: Aquatic Botany. 67, 2, p. 85-107Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Aquatic macrophyte richness in Danish lakes in relation to alkalinity, transparency, and lake area
Vestergaard, O. S. & Sand-Jensen, Kaj, 2000, In: Canadian Journal of Fisheries and Aquatic Sciences. 57, p. 2022-2031Research output: Contribution to journal › Journal article › Research › peer-review
- Published
De andres viden
Sand-Jensen, Kaj & Kjaer, C. R., 2000, In: Aktuel Naturvidenskab. 3, p. 44-45Research output: Contribution to journal › Review › Research
- Published
De strømmende vande
Sand-Jensen, Kaj & Friberg, N., 2000, København: Gad. 165 p.Research output: Book/Report › Book › Education
- Published
Eelgrass, Zostera marina, growth along depth gradients: upper boundaries of the variation as a powerful predictive tool
Krause-Jensen, D., Middelboe, A. L., Sand-Jensen, Kaj & Christensen, P. B., 2000, In: Oikos. 91(2), p. 233-244Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Et skønmaleri - landbruget og kvælstofforureningen
Sand-Jensen, Kaj, 2000, In: Aktuel Naturvidenskab. 6, p. 34-35Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Kloge hoveder på bøjede nakker
Sand-Jensen, Kaj, 2000, In: Politiken. p. 14Research output: Contribution to journal › Contribution to newspaper - Feature article › Communication
- Published
Long-term changes in macroalgal communities in a Danish estuary
Middelboe, A. L. & Sand-Jensen, Kaj, 2000, In: Phycologia. 39 (3), p. 245-257Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Macrophyte decline in Danish lakes and streams
Sand-Jensen, Kaj, Riis, T. & Vestergaard, O. S., 2000, In: Journal of Ecology. 88 (6), p. 1030-1040Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Naturens mønstre - fornyet jagt på lovmæssigheder
Sand-Jensen, Kaj, 2000, In: Aktuel Naturvidenskab. 3, p. 17-21Research output: Contribution to journal › Journal article › Research
- Published
Plant communities in lowland Danish streams: species composition and environmental factors
Riis, T., Sand-Jensen, Kaj & Vestergaard, O. S., 2000, In: Aquatic Botany. 66, p. 255-272Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Regnedrenge og historiefortællere
Sand-Jensen, Kaj & Kjaer, C. R., 2000, In: Aktuel Naturvidenskab. 5, p. 36-37Research output: Contribution to journal › Review › Research
- Published
Store datasæt giver ny viden om ålegræs
Krause-Jensen, D., Christensen, P. B., Middelboe, A. L. & Sand-Jensen, Kaj, 2000, In: Vand og Jord. 3, p. 114-119Research output: Contribution to journal › Journal article › Research
- Published
Synspunkt: Tal for åbne ører
Sand-Jensen, Kaj, 2000, In: Vand og Jord. 1, p. 2Research output: Contribution to journal › Journal article › Research
- Published
Univers er stadig toppen
Sand-Jensen, Kaj, 2000, In: Aktuel Naturvidenskab. 2, p. 32-33Research output: Contribution to journal › Review › Research
- Published
Økologi og biodiversitet
Sand-Jensen, Kaj, 2000, København: Gad. 509 p.Research output: Book/Report › Book › Education
- 1999
- Published
Bakterier løfter i flok
Sand-Jensen, Kaj, 1999, In: Aktuel Naturvidenskab. 2, p. 26-27Research output: Contribution to journal › Journal article › Research
- Published
Bikarbonat regulerer vandplanter i søer
Vestergaard, O. S. & Sand-Jensen, Kaj, 1999, In: Vand og Jord. 1, p. 26-30Research output: Contribution to journal › Journal article › Research
- Published
Budget shock hits Danish universities
Sand-Jensen, Kaj, 1999, In: Nature. 398, p. 365Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Den hjælmklædte dafnie og den bitre radise
Sand-Jensen, Kaj, 1999, In: Aktuel Naturvidenskab. 4, p. 19-21Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Dynamic Properties of Recruitment, Expansion and Mortality of Macrophyte Patches in Streams
Sand-Jensen, Kaj, Andersen, K. & Andersen, T., 1999, In: Internat. Rev. Hydrobiol.. 84, p. 497-508Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Forsagere i minefeltet mellem natur og landbrug
Sand-Jensen, Kaj, 1999, In: Aktuel Naturvidenskab. 3, p. 40-41Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Kursen er lagt: Fremad zig-zag
Sand-Jensen, Kaj & Christensen, P. B., 1999, In: Aktuel Naturvidenskab. 1, p. 54-56Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Ny biologi i ny natur?
Sand-Jensen, Kaj, 1999, In: Vand og Jord. 2, p. 45-47Research output: Contribution to journal › Journal article › Research
- Published
Overblik og videnskabelige detaljer
Sand-Jensen, Kaj, 1999, In: Aktuel Naturvidenskab. 4, p. 39-41Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Slow growth and decomposition of mosses in Arctic lakes
Sand-Jensen, Kaj, Riis, T., Markager, S. & Vincent, W. F., 1999, In: Can. J. Fish. Aquat. Sci.. 56, p. 388-393Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Vandløbene i de gode gamle dage
Sand-Jensen, Kaj & Riis, T., 1999, In: URT. 2, p. 46-53Research output: Contribution to journal › Journal article › Research
- Published
Velocity gradients and turbulence around macrophyte stands in streams
Sand-Jensen, Kaj & Pedersen, Ole, 1999, In: Freshwater Biology. 42, p. 315-328Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Østersøen - ung og fattig
Sand-Jensen, Kaj & Middelboe, A. L., 1999, In: Naturens Verden. 4, p. 2-14Research output: Contribution to journal › Journal article › Research
- 1998
- Published
Development of vegetation and environmental conditions in an oligotrophic Danish lake over 40 years
Riis, T. & Sand-Jensen, Kaj, 1998, In: Freshwater Biology. 40, p. 123-134Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Influence of subnerged macrophytes on sediment composition and near-bed flow in lowland streams
Sand-Jensen, Kaj, 1998, In: Freshwater Biology. 39, p. 663-679Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Light attenuation and photosynthesis of aquatic plant communities
Krause-Jensen, D. & Sand-Jensen, Kaj, 1998, In: Limnology and Oceanography. 43 (3), p. 396-407Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Long-term Changes in Baltic Algal Species and Ecosystems (Biobase)
Pedersen, P. M., Olsen, J., Stam, W., Peters, A., Rueness, J., Leskinen, E., Kristiansen, A. & Sand-Jensen, Kaj, 1998, Third European Marine Science and Technology Conference, Vol. II, Strategic Marine Research, Lisbon 23-27 May 1998. Bruxelles, Belgien: European Commission, p. 877-880Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Næringssalte i vandmiljøet: Kilder, omsætning og biologiske effekter
Sand-Jensen, Kaj, 1998, Hillerød. 20 p.Research output: Book/Report › Book › Research
- Published
Patterns of macroalgal species diversity in Danich estuaries
Middelboe, A. L., Sand-Jensen, Kaj & Krause-Jensen, D., 1998, In: Journal of Phycology. 34, p. 457-466Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Photosynthesis of amphibious and obligately submerged plants in CO2-rich lowland streams
Sand-Jensen, Kaj & Frost-Christensen, H., 1998, In: Oecologia. 117, p. 31-39Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Planter i strøm og vind
Sand-Jensen, Kaj, 1998, In: URT. 22, p. 83-92Research output: Contribution to journal › Journal article › Research
- Published
Precipitated iron and manganese plaques restrict root uptake of phosphorus in Lobelia dortmanna
Christensen, K. K. & Sand-Jensen, Kaj, 1998, In: Canadian Journal of Botany. 76, p. 2158-2163Research output: Contribution to journal › Journal article › Research › peer-review
- 1997
- Published
Artsdiversitet af makroalger
Sand-Jensen, Kaj, Middelboe, A. L., Krause-Jensen, D., Nielsen, K. & Christensen, P. B., 1997, In: Vand og Jord. 4, p. 138-141Research output: Contribution to journal › Journal article › Research
- Published
Broad-Scale Comparison of Photosynthesis in Terrestrial and Aquatic Plant Communities
Sand-Jensen, Kaj & Krause-Jensen, D., 1997, In: Oikos. 80, 1, p. 203-208Research output: Contribution to journal › Journal article › Research › peer-review
- Published
CO2 increases oceanic primary production
Hein, M. & Sand-Jensen, Kaj, 1997, In: Nature. 388, p. 526-527Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Eutrophication and plant communities in Lake Fure
Sand-Jensen, Kaj, 1997, Freshwater Biology. Priorities and development in Danish research. København: Gad, p. 26-38Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Ferskvandsbiologisk Laboratorium gennem 100 år
Sand-Jensen, Kaj, 1997, Carlsbergfondets Årsskrift. København: Winther Grafik, p. 34-41Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Freshwater Biology. Priorities and development in Danish Research
Sand-Jensen, Kaj & Pedersen, Ole, 1997, København: Gad. 254 p.Research output: Book/Report › Book › Research › peer-review
- Published
Growth rates and morphological adaptations of aquatic and terrestrial forms of amphibious Littorella uniflora (L.) Aschers
Nielsen, S. L. & Sand-Jensen, Kaj, 1997, In: Plant Ecology. 129, p. 135-140Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Growth reconstruction and photosynthesis of aquatic mosses: influence of light, temperature and carbon dioxide at depth
Riis, T. & Sand-Jensen, Kaj, 1997, In: Journal of Ecology. 85, p. 359-372Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Initiativer i vandløbsforskningen
Sand-Jensen, Kaj, 1997, In: Vand og Jord. 4, p. 134-135Research output: Contribution to journal › Journal article › Research
- Published
Interkalibrering af bundvegetationsundersøgelser
Middelboe, A. L., Krause-Jensen, D., Nielsen, K. & Sand-Jensen, Kaj, 1997, Faglig rapport fra DMU nr. 220. Silkeborg: National Environmental Research Institute, p. 36Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Kinetics of light utilization and metabolism in the freshwater symbiont Ophrydium versatile
Sand-Jensen, Kaj, Pedersen, Ole & Geertz-Hansen, O., 1997, In: Limnology and Oceanography.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Laboratorie- og Feltprocedurer Limnisk semesterkursus (biologi 1)
Borum, Jens, Bosselmann, S., Christoffersen, Kirsten Seestern, Lindegård, P. C., Pedersen, Ole & Sand-Jensen, Kaj, 1997, 3 ed. København: Museum Tusculanum. 32 p.Research output: Book/Report › Compendium/lecture notes › Education
- Published
Macrophytes as biological engineers in the ecology of Danish streams
Sand-Jensen, Kaj, 1997, Freshwater Biology. Priorities and development in Danish research. København: Gad, p. 74-101Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Marine områder 1996. Fjorde, kyster og åbent hav. Vandmiljøplanens Overvågningsprogram 1996
Jensen, J. N., Ærtebjerg, G., Rasmussen, B., Dahl, K., Levinson, H., Lisbjerg, D., Nielsen, T. G., Krause-Jensen, D., Middelboe, A. L., Svendsen, L. M. & Sand-Jensen, Kaj, 1997, Faglig rapport fra DMU nr.213. Hvidovre: National Environmental Research Institute, p. 124Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Patterns of macroalgal distribution in the Kattegat-Baltic region
Middelboe, A. L., Sand-Jensen, Kaj & Brodersen, K. P., 1997, In: Phycologia. Volume 36 (3), p. 208-219Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Planter i vandløb. Smukke, men værdifulde og efterstræbte
Sand-Jensen, Kaj & Madsen, T. V., 1997, In: Vand og Jord. 6, p. 232-243Research output: Contribution to journal › Journal article › Research
- Published
Plants and enviromental conditions in Danish Lobelia-lakes
Sand-Jensen, Kaj & Søndergaard, M., 1997, Freshwater Biology. Priorities and Development in Danish research. København: Gad, p. 54-73Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Regulation and role of photosynthesis in the colonial symbiotic ciliate Ophrydium versatile
Sand-Jensen, Kaj, Pedersen, Ole & Geertz-Hansen, O., 1997, In: Limnology and Oceanography. 42 (5), p. 866-873Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Rekonstruktion af planters livshistorie
Sand-Jensen, Kaj & Riis, T., 1997, In: Naturens Verden. 1, p. 7-13Research output: Contribution to journal › Journal article › Research
- Published
The Freshwater Biological Laboratory in Hillerød - History and scientific priorities
Sand-Jensen, Kaj & Dall, P. C., 1997, Freshwater Biology. Priorities and Development in Danish Research. København: Gad, p. 16-26Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
The origin of the Freshwater Biological Laboratory
Sand-Jensen, Kaj, 1997, Freshwater Biology. Priorities and development in Danish research. København: Gad, p. 9-15Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Through-flow of water in leaves of a submerged plant is influenced by the apical opening
Pedersen, Ole, Jørgensen, L. B. & Sand-Jensen, Kaj, 1997, In: Planta. 202, p. 43-50Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Transpiration does not control growth and nutrient supply in the amphibious plant
Pedersen, Ole & Sand-Jensen, Kaj, 1997, In: Plant, Cell and Environment. 20, p. 117-123Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Ålegræssets udbredelse
Sand-Jensen, Kaj, Pedersen, M. F. & Krause-Jensen, D., 1997, In: Vand og Jord. 5, p. 210-213Research output: Contribution to journal › Journal article › Research
- 1996
- Published
Is total primary production in shallow coastal marine waters stimulated by nitrogen loading?
Borum, Jens & Sand-Jensen, Kaj, 1996, In: Oikos. 76, 2, p. 406-410Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Marine områder. Danske fjorde - status over miljøtilstand, årsagssammenhænge og udvikling. Vandmiljøplanens Overvågningsprogram 1995
Kaas, H., Møhlenberg, F., Josefsen, A., Rasmussen, B., Krause-Jensen, D., Jensen, H. S., Svendsen, L. M., Windolf, J., Middelboe, A. L., Sand-Jensen, Kaj & Pedersen, M. F., 1996, Faglig rapport fra DMU, nr. 179. Risø: National Environmental Research Institute, p. 205Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- 1995
- Published
Variability of invertebrate herbivory on the submerged macrophyte Potamogeton perfoliatus
Jacobsen, Dean & Sand-Jensen, Kaj, Oct 1995, In: Freshwater Biology. 34, 2, p. 357-365 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Lobelia - en vedvarende fascination
Sand-Jensen, Kaj, 1995, In: Vand og Jord. 3, p. 114, 129Research output: Contribution to journal › Journal article › Research
- Published
Comparative functional plant ecology: rationale and potentials
Duarte, D. M., Sand-Jensen, Kaj, Nielsen, S. L., Enríquez, S. & Augustí, S., 1995, In: Trends in Ecology & Evolution. Vol 10, p. 253-257Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Comparative kinetics of photosynthesis in floating and submerged Potamogeton leaves
Frost-Christensen, H. & Sand-Jensen, Kaj, 1995, In: Aquatic Botany. 51, p. 121-134Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Diel pulses of O2 and CO2 in sandy lake sediments inhabited by Lobelia dortmanna
Pedersen, Ole, Sand-Jensen, Kaj & Revsbech, N. P., 1995, In: Ecology. 76, 5, p. 1536-1545 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Furesøen gennem 100 år
Sand-Jensen, Kaj, 1995, In: Naturens Verden. 5, p. 176-188Research output: Contribution to journal › Journal article › Research
- Published
Nye bøger om vandløbsøkologi
Sand-Jensen, Kaj, 1995, In: Vand og Jord. 2, p. 89Research output: Contribution to journal › Journal article › Research
- Published
Nøgleorganismer og biologiske ingeniører
Sand-Jensen, Kaj, 1995, In: Vand og Jord. 5, p. 201-202Research output: Contribution to journal › Journal article › Research
- Published
Patterns in photosynthetic metabolism of Mediterranean macrophytes
Enríques, S., Duarte, C. M. & Sand-Jensen, Kaj, 1995, In: Marine Ecology - Progress Series. 119, p. 243-252Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Planter og CO2-overmætning i vandløb
Sand-Jensen, Kaj, 1995, In: Vand og Jord. 2, p. 72-77Research output: Contribution to journal › Journal article › Research
- Published
Size-dependent nitrogen uptake in micro- and macroalgae
Hein, M., Pedersen, M. F. & Sand-Jensen, Kaj, 1995, In: Marine Ecology - Progress Series. 118, p. 247-253Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Variability of invertebrate herbivory on the submerged macrophyte Potamogeton perfoliatus
Jacobsen, Dean & Sand-Jensen, Kaj, 1995, In: Freshwater Biol.. 34, p. 357-365Research output: Contribution to journal › Journal article › Research › peer-review
- 1994
- Published
Invertebrate herbivory on the submerged macrophyte Potamogeton perfoliatus in a Danish stream
Jacobsen, Dean & Sand-Jensen, Kaj, Feb 1994, In: Freshwater Biology. 31, 1, p. 43-52 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Demography of shallow eelgrass (Zostera marina) populations - shoot dynamics and biomass development
Olesen, B. & Sand-Jensen, Kaj, 1994, In: Journal of Ecology. 82, p. 379-390Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fytoplankton- og makrofytudvikling i danske kystområder
Sand-Jensen, Kaj, Nielsen, S. L., Borum, Jens & Geertz-Hansen, O., 1994, Havforskning fra Miljøstyrelsen nr 30. p. 43Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Gode lærebøger er sjældne arter
Sand-Jensen, Kaj, 1994, In: Hovedområdet. Nr 1Research output: Contribution to journal › Journal article › Research
- Published
Growth and energetics of a trichopteran larva feeding on fresh submerged and terrestrial plants
Jacobsen, Dean & Sand-Jensen, Kaj, 1994, In: Oecologia. 97, p. 412-418 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Growth plasticity in Cymodocea nodosa stands: the importance of nutrient supply
Perez, M., Duarte, C. M., Romero, J., Sand-Jensen, Kaj & Alcoverro, T., 1994, In: Aquatic Botany. 47, p. 249-264Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Havgræsserne i verdenshavene
Sand-Jensen, Kaj, Borum, Jens & Duarte, C. M., 1994, In: Naturens Verden. 1, p. 27-40Research output: Contribution to journal › Journal article › Research
- Published
Herbivory and resulting plant damage
Sand-Jensen, Kaj, Jacobsen, Dean & Duarte, C. M., 1994, In: Oikos. 69, p. 545-549Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Invertebrate herbivory on the submerged macrophyte Potamogeton perfoliatus in a Danish stream
Jacobsen, Dean & Sand-Jensen, Kaj, 1994, In: Freshwater Biology. 31, p. 43-52Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Light harvesting among photosynthetic organisms
Agustí, S., Enríquez, S., Frost-Christensen, H., Sand-Jensen, Kaj & Duarte, C. M., 1994, In: Functional Ecology. 8, 2, p. 273-279Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Microsensor analysis of oxygen in the rhizosphere of the aquatic macrophyte Littorella uniflora (L.) Ascherson
Christensen, P. B., Revsbech, N. P. & Sand-Jensen, Kaj, 1994, In: Plant Physiol. 105, p. 847-852Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Patch dynamics of eelgrass Zostera marina
Olesen, B. & Sand-Jensen, Kaj, 1994, In: Marine Ecology - Progress Series. 106, p. 147-156Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Photosynthesis by symbiotic algae in the freshwater sponge Spongilla lacustris
Sand-Jensen, Kaj & Pedersen, M. F., 1994, In: Limnology and Oceanography. 39, p. 551-561Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Pumping iron in the Pacific
Sand-Jensen, Kaj, 1994, In: Vand og Jord. 3, p. 105Research output: Contribution to journal › Journal article › Research
- Published
Reconstruction of seagrass dynamics: age determinations and associated tools for the seagrass ecologist
Duarte, C. M., Marbá, N., Agawin, N., Cebrián, J., Enríques, S., Fortes, M. D., Gallegos, M. E., Merino, M., Olesen, B., Sand-Jensen, Kaj, Uri, J. & Vermaat, J., 1994, In: Marine Ecology - Progress Series. 107, p. 195-209Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Resuspension og stofomsætning i Roskilde Fjord
Sand-Jensen, Kaj, Borum, Jens & Geertz-Hansen, O., 1994, Havforskning fra Miljøstyrelsen nr. 51. p. 69Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Size dependence of composition, photosynthesis and growth in the colony-forming freshwater ciliate, Ophrydium versatile
Sand-Jensen, Kaj, Geertz-Hansen, O., Pedersen, Ole & Skovgaard, H., 1994, In: Freshwater Biology. 31, 2, p. 121-130 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Strømningsmønstre omkring planter i vandløb
Mebus, J. R., Sand-Jensen, Kaj & Sand Jespersen, T., 1994, In: Vand og Jord. 4, p. 172-176Research output: Contribution to journal › Journal article › Research
- Published
Synspunkt: Sø og å er andet end N og P
Sand-Jensen, Kaj, 1994, In: Vand og Jord. 5, p. 194Research output: Contribution to journal › Journal article › Research
- Published
The interactive effects of light and inorganic carbon on aquatic plant growth
Madsen, T. V. & Sand-Jensen, Kaj, 1994, In: Plant, Cell and Environment. 17 (8), p. 955-962Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The physiology and ecology of light-growth relationship in macroalgae
Markager, S. & Sand-Jensen, Kaj, 1994, In: Progress in Phycological Research. Vol 10, p. 209-298Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Vandløbene og det fysiske miljø
Sand-Jensen, Kaj, 1994, In: Miljøforskning. 13, p. 23-25Research output: Contribution to journal › Journal article › Research
- 1993
- Published
Comparison of photosynthetic performance and carboxylation capacity in a range of aquatic macrophytes of different growth forms
Madsen, T. V., Sand-Jensen, Kaj & Beer, S., 1993, In: Aquatic Botany. 44, p. 373-384Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Growth and grazing control of abundance of the marine macroalga, Ulva lactuca L. in a eutrophic Danish estuary
Geertz-Hansen, O., Sand-Jensen, Kaj, Hansen, D. F. & Christiansen, A., 1993, In: Aguat. Bot.. 46, p. 101-109Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Luftåndedræt hos vandplanter og vandinsekter
Pedersen, O. & Sand-Jensen, Kaj, 1993, In: Naturens Verden. 7, p. 260-267Research output: Contribution to journal › Journal article › Research
- Published
Patterns in decomposition rates among photosynthetic organisms: the importance of detritus C:N:P content
Enriquez, S., Duarte, C. M. & Sand-Jensen, Kaj, 1993, In: Oecologia. 94, p. 457-471Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Photosynthetic implications of heterophylly in Batrachium peltatum (Schrant) Presl
Nielsen, S. L. & Sand-Jensen, Kaj, 1993, In: Aquatic Botany. 44, p. 361-371Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Seasonal acclimatization of eelgrass Zostera marina growth to light
Olesen, B. & Sand-Jensen, Kaj, 1993, In: Marine Ecology - Progress Series. 94, p. 91-99Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Water transport in submerged macrophytes
Pedersen, Ole & Sand-Jensen, Kaj, 1993, In: Aquatic Botany. 44, 4, p. 385-406 22 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1992
- Published
Adaptations of submerged Lobelia dortmanna to aerial life form: morphology, carbon sources and oxygen dynamics
Pedersen, Ole & Sand-Jensen, Kaj, 1992, In: Oikos. 65, 1, p. 89-96 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Growth rates and photon yield of growth in natural populations of a marine macroalga Ulva lactuca
Geertz-Hansen, O. & Sand-Jensen, Kaj, 1992, In: Mar. Ecol. Prog.. Ser. 81, p. 179-183Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Herbivory of invertebrates on submerged macrophytes from Danish freshwaters
Jacobsen, Dean & Sand-Jensen, Kaj, 1992, In: Freshwat. Biol.. 28, p. 301-308Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Light requirements and depth zonation of marine macroalgae
Markager, S. & Sand-Jensen, Kaj, 1992, In: Marine Ecology - Progress Series. 88, p. 83-92Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Patch dynamics of the stream macrophyte, Callitriche cophocarpa
Sand-Jensen, Kaj & Madsen, T. V., 1992, In: Freshwat. Biol.. 27, p. 277-282Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Photosynthetic use of inorganic carbon among primary and secondary water plants in streams
Sand-Jensen, Kaj, Pedersen, M. F. & Nielsen, S. L., 1992, In: Freshwat. Biol.. 27, p. 283-293Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Søsalat er reguleret af græsning
Geertz-Hansen, O. & Sand-Jensen, Kaj, 1992, In: Vand og miljø. 4, p. 109-113Research output: Contribution to journal › Journal article › Research
- Published
The quantum efficiency of photosynthesis in macroalgae and submerged angiosperms
Frost-Christensen, H. & Sand-Jensen, Kaj, 1992, In: Oecologia. 91, p. 377-384Research output: Contribution to journal › Journal article › Research › peer-review
- 1991
- Published
A continuous-flow system for measuring in vitro oxygen and nitrogen metabolism in separated stream communities
Prahl, C., Jeppesen, E., Sand-Jensen, Kaj & Moth-Iversen, T., 1991, In: Freshwater Biology. 26, 3, p. 495-506Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Basisbog i Ferskvandsøkologi
Sand-Jensen, Kaj, Iversen, T. M. & Lindegaard, C., 1991, København: Gad. 63 p.Research output: Book/Report › Book › Research
- Published
Ecology of submersed aquatic macrophytes
Adams, M. S. & Sand-Jensen, Kaj, 1991, In: Aqua. Bot.. 41, Special issue, p. 1-261Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Et encellet dyr med egen urtehave
Sand-Jensen, Kaj, Geertz-Hansen, O. & Pedersen, O., 1991, In: Naturens Verden. 11-12, p. 432-439Research output: Contribution to journal › Journal article › Research
- Published
Eutrophication: Effects on marine plant communities
Borum, Jens, Geertz-Hansen, O., Sand-Jensen, Kaj & Wium-Andersen, S., 1991, Nitrogen and phosphorus in fresh and marine waters. The N, P and organic matter research programme. p. 41-54Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Interactions among phytoplankton, periphyton and macrophytes in temperate freshwater and estuaries
Sand-Jensen, Kaj & Borum, Jens, 1991, In: Aquatic Botany. 41, p. 137-175Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Introduction to Ecology of submersed aquatic macrophytes
Adams, M. & Sand-Jensen, Kaj, 1991, In: Aquatic Botany. 41, p. 1-4Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Land plants of amphibious Littorella uniflora (L.) Aschers. maintain utilization of CO*U2 from the sediment
Nielsen, S. L., Gacia, E. & Sand-Jensen, Kaj, 1991, In: Oecologia. 88, p. 258-262Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Minimum light requirements of submerged freshwater macrophytes in laboratory growth experiments
Sand-Jensen, Kaj & Madsen, T. V., 1991, In: J. Ecol.. 79, p. 749-764Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Phosphorus limitation of Cymodocea nodosa growth
Perez, M., Romero, J., Duarte, C. M. & Sand-Jensen, Kaj, 1991, In: Marine Biology. 109, p. 129-133Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Photosynthetic carbon assimilation in aquatic macrophytes
Madsen, T. V. & Sand-Jensen, Kaj, 1991, In: Aquatic Botany. 41, p. 5-40Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The carboxylase activity of Rubisco and the photosynthetic performance in aquatic plants
Beer, S., Sand-Jensen, Kaj, Madsen, T. V. & Nielsen, S. L., 1991, In: Oecologia. 84, p. 429-434Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Vandplanter som føde
Jacobsen, Dean & Sand-Jensen, Kaj, 1991, In: Vand og miljø. 8, p. 407-409Research output: Contribution to journal › Journal article › Research
- Published
Variation in growth rates of submerged rooted macrophytes
Nielsen, S. L. & Sand-Jensen, Kaj, 1991, In: Aquatic Botany. 39, p. 109-120Research output: Contribution to journal › Journal article › Research › peer-review
- 1990
- Published
Allometric scaling of maximal photosynthetic growth rate to surface/volume ratio
Nielsen, S. & Sand-Jensen, Kaj, 1990, In: Limnology and Oceanography. 35, 1, p. 177-181Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effects of CO2, pH and DIC on photosynthetic net-O2 evolution by marine macroalgae
Gordon, D. M. & Sand-Jensen, Kaj, 1990, In: Marine Biology. 106, p. 445-451Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Epiphyte shading: Its role in resulting depth distribution of submerged aquatic macrophytes
Sand-Jensen, Kaj, 1990, In: Folia geobot. Phytotax.. 25, p. 315-320Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Eutrofiering - effekter på marine primærproducenter: NPO-forskning fra Miljøstyrelsen
Borum, Jens, Geertz-Hansen, O., Sand-Jensen, Kaj & Wium-Andersen, S., 1990, København: Miljøstyrelsen. (NPO-forskning fra Miljøstyrelsen).Research output: Book/Report › Book › Research
- Published
Growth rate and carbon affinity of Ulva lactuca under controlled levels of carbon, pH and oxygen
Frost-Christensen, H. & Sand-Jensen, Kaj, 1990, In: Marine Biology. 104, p. 497-501Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Heterotrophic growth of Ulva lactuca (Chlorophyceae)
Markager, S. & Sand-Jensen, Kaj, 1990, In: Journal of Phycology. 26, p. 670-673Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Härjedalen i Jämtland
Rasmussen, L., Henriksen, D. & Sand-Jensen, Kaj, 1990, In: Naturens Verden. 5, p. 188-193Research output: Contribution to journal › Journal article › Research
- Published
Pelagic metabolism in eutrophic coastal waters during a late summer period
Sand-Jensen, Kaj, Jensen, L., Marcher, S. & Hansen, M., 1990, In: Marine Ecology - Progress Series. p. 63-72Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Seagrass colonization: Biomass development and shoot demography in Cymodocea nodosa patches
Duarte, C. M. & Sand-Jensen, Kaj, 1990, In: Marine Ecology - Progress Series. 67, p. 97-103Research output: Contribution to journal › Journal article › Research › peer-review
- 1989
- Published
Biomass and oxygen dynamics in the epiphyte community in a Danish lowland stream
Sand-Jensen, Kaj, Borg, D. & Jeppesen, E., 1989, In: Freshwater Forum. 22, p. 431-443Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Environmental variables and their effect on photosynthesis of aquatic plant communities
Sand-Jensen, Kaj, 1989, In: Aquatic Botany. 34, p. 5-25Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Growth of macrophytes and ecosystem consequences in a Danish lowland stream
Sand-Jensen, Kaj, Jeppesen, E., Nielsen, K., van der Bijl, L., Hjermind, A., Nielsen, L. W. & Iversen, T. M., 1989, In: Freshwater Biology. 15, p. 15-32Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Invertebrates graze submerged rooted macrophytes in lowland streams
Sand-Jensen, Kaj & Madsen, T., 1989, In: Oikos. 55, p. 420-423Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Marine bundplanters dybdegrænse. (in Danish)
Nielsen, S. L., Borum, Jens, Geertz-Hansen, O. & Sand-Jensen, Kaj, 1989, In: Vand og miljø. 6, 5, p. 217-221Research output: Contribution to journal › Journal article › Research
- Published
Patterns of night-time respiration in a dense phytoplankton community under a natural light regime
Markager, S. & Sand-Jensen, Kaj, 1989, In: Journal of Ecology. 77, p. 49-61Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Photosynthesis and canopy structure of a submerged plant, Potamogeton pectinatus in a Danish lowland stream
van der Bijl, L., Sand-Jensen, Kaj & Hjermind, A., 1989, In: Journal of Ecology. 77, p. 947-962Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Plankton community respiration along a nutrient gradient in a shallow Danish estuary
Jensen, L. M., Sand-Jensen, Kaj, Marcher, S. & Hansen, M., 1989, In: Marine Ecology - Progress Series. 61, p. 75-85Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Regulation of photosynthetic rates of submerged rooted macrophytes
Nielsen, S. L. & Sand-Jensen, Kaj, 1989, In: Oecologia. 81, p. 364-368Research output: Contribution to journal › Journal article › Research › peer-review
- 1988
- Published
Biomass regulation of microbenthic algae in Danish lowland streams
Sand-Jensen, Kaj, Møller, J. & Olesen, B. H., 1988, In: Oikos. 53, 3, p. 332-340Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Minimum light requirements for growth in Ulva lactuca at very low light
Sand-Jensen, Kaj, 1988, In: Marine Ecology - Progress Series. 50, p. 187-193Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Photosynthetic responses of Ulva lactuca at very low light
Sand-Jensen, Kaj, 1988, In: Marine Ecology - Progress Series. 50, p. 195-201Research output: Contribution to journal › Journal article › Research › peer-review
- 1987
- Published
Diel growth in eelgrass, Zostera marina
Kemp, W. M., Murray, L., Borum, Jens & Sand-Jensen, Kaj, 1987, In: Marine Ecology - Progress Series. 41, p. 79-86Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Environmental control of bicarbonate use among freshwater and marine macrophyes
Sand-Jensen, Kaj, 1987, Ecology and physiology of intertidal plants. Crawford, R. (ed.). Blackwell Publishing, p. 99-112Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Eutrofieringseffekter i danske vandområder: En sammenligning mellem vandløb, søer og kystområder
Sand-Jensen, Kaj & Nielsen, G. Æ., 1987, Kvælstof og fosfor i vandmiljøet. Rapport fra Konsensuskonference. Planlægningsrådet for Forskningen, p. 41-48Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Kvælstofakkumulering og omsætning med udgangspunkt i undersøgelser i Suså og Gryde Å
Jeppesen, E., Thyssen, N., Prahl, C., Sand-Jensen, Kaj & Iversen, T. M., 1987, In: Vand og miljø. 4, p. 123-129Research output: Contribution to journal › Journal article › Research
- Published
Photosynthesis and light adaptation in epiphyte-macrophyte associations measured by oxygen microelectrodes
Sand-Jensen, Kaj & Revsbech, N. P., 1987, In: Limnology and Oceanography. 32, p. 452-457Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Photosynthetic capacity, bicarbonate affinity and growth of Elodea canadensis exposed to different concentrations of ionorganic carbon
Madsen, T. & Sand-Jensen, Kaj, 1987, In: Oikos. 50, p. 176-182Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Survival, metabolism and growth of Ulva lactuca under winter conditions: a laboratory study of bottlenecks in the life cycle
Vermaat, J. E. & Sand-Jensen, Kaj, 1987, In: Marine Biology. 95, p. 55-61Research output: Contribution to journal › Journal article › Research › peer-review
- 1986
- Published
En almindelig fejl ved bestemmelse af marine planktonalgers primærproduktion
Borum, Jens & Sand-Jensen, Kaj, 1986, In: Vand og miljø. 3, 2, p. 74-75Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Submerged macrophytes: Carbon metabolism, growth regulation and role in macrophyte dominated ecosystems
Sand-Jensen, Kaj & Søndergaard, M., 1986, 193 p. (Aquatic Botany, Vol. 26).Research output: Book/Report › Book › Research › peer-review
- Published
Variable HCO3 affinity of Elodea canadensis Michaux in response to different HCO3 and CO2 concentrations during growth
Sand-Jensen, Kaj & Gordon, D., 1986, In: Oecologia. 70, p. 420-432Research output: Contribution to journal › Journal article › Research › peer-review
- 1985
- Published
Forurening fra landbruget skader åer, søer og fjorde
Sand-Jensen, Kaj, 1985, In: Dansk Vildforskning. 1984/85, p. 34-39Research output: Contribution to journal › Journal article › Research
- Published
High rates of production and mortality of submerged Sparganium emersum Rehman during its short growth season in a Eutrophic Danish stream
Nielsen, L. W., Nielsen, K. & Sand-Jensen, Kaj, 1985, In: Aquatic Botany. 22, 3-4, p. 325-334Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Kvælstof og fosfat virker sammen på plantevækst og sedimentomsætning
Sand-Jensen, Kaj, 1985, In: Vand og miljø. 2, p. 76-78Research output: Contribution to journal › Journal article › Research
- Published
Microprofiles of oxygen in epiphyte communities on submerged macrophytes
Sand-Jensen, Kaj, Revsbech, N. P. & Jørgensen, B. B., 1985, In: Marine Biology. 89, p. 55-62Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Vandløbsøkologi: Kompendium til brug ved undervisningen i Akvatisk Økologi ved Københavns Universitet
Iversen, T. M., Lindegaard, C., Sand-Jensen, Kaj & Thorup, J., 1985, 110 p.Research output: Book/Report › Compendium/lecture notes › Education
- Published
Vandplanters optagelse af uorganisk kulstof ved fotosyntesen
Sand-Jensen, Kaj, 1985, In: Naturens Verden. p. 175-182Research output: Contribution to journal › Journal article › Research
- 1984
- Published
Differential ability of marine and freshwater macrophytes to utilize HCO3 and CO2
Sand-Jensen, Kaj & Gordon, D. M., 1984, In: Marine Biology. 80, 3, p. 247-253Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Epiphyte shading and its effects on photosynthesis and diel metabolism of Lobelia dortmanna L. during the spring bloom in a Danish lake
Sand-Jensen, Kaj & Borum, Jens, 1984, In: Aquatic Botany. 20, p. 109-119Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Økologiske konsekvenser af reduceret vandføring i Suså. Bind I
Iversen, T. M., Jeppesen, E., Sand-Jensen, Kaj & Thorup, J., 1984, Miljøstyrelsen, København. 178 p.Research output: Book/Report › Book › Research
- Published
Økologiske konsekvenser af reduceret vandføring i Suså. Bind II. Biologiske processer og vandkvalitetsforhold
Jeppesen, E., Iversen, T. M., Sand-Jensen, Kaj & Prahl, C., 1984, Miljøstyrelsen, København. 261 p.Research output: Book/Report › Book › Research
- 1983
- Published
Modelling the seasonal variation of organic matter in the sediment of a Daniush lowland stream
Jeppesen, E., Sand-Jensen, Kaj & Hasholt, Bent, 1983, Proceedings 11th Nordic Symposium on Sediments, Oslo, Norway. Vol. 11. p. 53-56Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
- Published
Photosynthetic carbon sources of stream macrophytes
Sand-Jensen, Kaj, 1983, In: Journal of Experimental Botany. 3, p. 198-210Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Physical and chemical parametrs regulating growth of periphytic communities
Sand-Jensen, Kaj, 1983, Periphyton of Freshwater Ecosystems. Wetzel, R. G. (ed.). Dr. W. Junk, The Haag, p. 63-71Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Regulation of growth of eelgrass (Zostera marina L.) in Danish coastal waters
Sand-Jensen, Kaj & Borum, Jens, 1983, In: Journal of Marine Engineering and Technology. 17, 2, p. 15-21Research output: Contribution to journal › Journal article › Research › peer-review
- 1982
- Published
Oxygen exchange with the lacunae and across leaves and roots of the submerged vascular macrophyte, Lobelia dortmanna
Sand-Jensen, Kaj & Prahl, C., 1982, In: New Phytologist. 91, p. 103-120Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Oxygen release from from roots of submerged aquatic macrophytes
Sand-Jensen, Kaj, Prahl, C. & Stokholm, H., 1982, In: Oikos. 38, p. 103-120Research output: Contribution to journal › Journal article › Research › peer-review
- 1981
- Published
Light climate and metabolism of Nitella flexilis (L.) Ag. in the bottom water of oligotrophic Lake Grane Langsø, Denmark
Nygaard, G. & Sand-Jensen, Kaj, 1981, In: International Review of Hydrobiology. 66, p. 685-699Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Phytoplankton and epiphyte development and their shading effect on submerged macrophytes in lakes of different nutrient status
Sand-Jensen, Kaj & Søndergaard, M., 1981, In: International Review of Hydrobiology. 66, p. 529-552Research output: Contribution to journal › Journal article › Research › peer-review
- 1980
- Published
Balancen mellem autotrofe komponenter i tempererede søer med forskellig næringsbelastning
Sand-Jensen, Kaj, 1980, In: Vatten. 36, p. 104-115Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Den klarvandede Lobelia sø
Sand-Jensen, Kaj, 1980, In: Natur og Miljoe (Copenhagen). 2, p. 6-9Research output: Contribution to journal › Journal article › Research
- Published
Okkerforurening af vandløb
Sand-Jensen, Kaj & Iversen, T. M., 1980, In: Kaskelot. 46, p. 10-15Research output: Contribution to journal › Journal article › Research
- Published
Økologisk balance i danske Lobelia søer
Sand-Jensen, Kaj, 1980, In: Naturens Verden. 4, p. 222-227Research output: Contribution to journal › Journal article › Research
- 1979
- Published
Carbon uptake by leaves and roots of Littorella uniflora (L.) Aschers
Søndergaard, M. & Sand-Jensen, Kaj, 1979, In: Aquatic Botany. 6, p. 1-12Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Distribution and quantitative development of aquatic macrophytes in relation to sediment characteristics in oligotrophic Lake Kalgaard, Denmark
Sand-Jensen, Kaj & Søndergaard, M., 1979, In: Freshwater Biology. 9, 1, p. 1-11Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effect of epiphytes on eelgrass photosynthesis
Sand-Jensen, Kaj, 1979, In: Aquatic Botany. 3, p. 55-63Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Heavy metals in acid streams from lignite mining areas
Rasmussen, L. & Sand-Jensen, Kaj, 1979, In: Science of the Total Environment. 12, 1, p. 61-74Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Physico-chemical environment, phytoplankton biomass and production in oligotrophic Lake Kalgaard, Denmark
Søndergaard, M. & Sand-Jensen, Kaj, 1979, In: Hydrobiologia. 63, 3, p. 241-253Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The delay in 14C fixation rates by three submerged macrophytes: A source of error in in the 14C technique
Søndergaard, M. & Sand-Jensen, Kaj, 1979, In: Aquatic Botany. 6, p. 111-119Research output: Contribution to journal › Journal article › Research › peer-review
- 1978
- Published
Growth and production of isoetids in oligotrophic Lake Kalgaard, Denmark
Sand-Jensen, Kaj & Søndergaard, M., 1978, In: Verhandlungen / Internationale Vereinigung für Theoretische und Angewandte Limnologie. 20, p. 659-666Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Macrophytes and chemistry of acidic streams from lignite mining areas
Sand-Jensen, Kaj & Rasmussen, L., 1978, In: Botanisk Tidsskrift. 72, p. 105-112Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Metabolic adaptation and vertical zonation of Littorella uniflora (L.) Aschers. and Isoetes lacustris L
Sand-Jensen, Kaj, 1978, In: Aquatic Botany. 4, p. 1-10Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Total autotrophic production in oligotrophic Lake Kalgaard, Denmark
Søndergaard, M. & Sand-Jensen, Kaj, 1978, In: Verhandlungen / Internationale Vereinigung für Theoretische und Angewandte Limnologie. 20, p. 667-673Research output: Contribution to journal › Journal article › Research › peer-review
- 1977
- Published
A comparison of chlorophyll a determinations of unstored and stored plankton filters extracted by methanol and acetone
Sand-Jensen, Kaj, 1977, In: Vatten. 32, p. 337-341Research output: Contribution to journal › Journal article › Research › peer-review
- 1975
- Published
Biomass, net production and growth dynamics in an eelgrass (Zostera marina L.) population in Vellerup Vig
Sand-Jensen, Kaj, 1975, In: Marine Biology Research. 14, p. 185-201Research output: Contribution to journal › Journal article › Research › peer-review
ID: 5792
Most downloads
-
7446
downloads
Danmarks biodiversitets fremtid: de væsentligste udfordringer og højest prioriterede virkemidler
Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
Published -
1649
downloads
Langtidsbelastning af miljørealistiske koncentrationer af pesticider på bundsamfund i ferskvand: stofomsætning, vækst, dødelighed og samfundsstruktur hos planter og dyr - et mikrokosmosstudium
Research output: Book/Report › Report › Research
Published -
1588
downloads
Hvordan påvirker temperaturen den bakterielle omsætning?
Research output: Contribution to journal › Journal article › Research › peer-review
Published