Kaj Sand-Jensen
Professor
Freshwater Biology
Universitetsparken 4
2100 København Ø
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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
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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
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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
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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
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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
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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
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Initiativer i vandløbsforskningen
Sand-Jensen, Kaj, 1997, In: Vand og Jord. 4, p. 134-135Research output: Contribution to journal › Journal article › Research
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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
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Integrerede løsninger for natur og miljø
Sand-Jensen, Kaj, 2008, In: URT. 3, p. 100-101Research output: Contribution to journal › Journal article › Research
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Intelligente computersystemer i økologien
Sand-Jensen, Kaj, Martinsen, K. T. & Kragh, T., 2022, In: Aktuel Naturvidenskab. 5, p. 16-19Research output: Contribution to journal › Journal article › Communication
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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
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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
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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
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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
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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
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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
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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
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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
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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
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Kalkudfældning, fotosyntese og fosforbinding hos kransnålalger i småsøer
Sand-Jensen, Kaj, Andersen, M., Kragh, T., Kristensen, E. & Martinsen, K. T., 2018, In: Vand & Jord. 25, 3, p. 101-104Research output: Contribution to journal › Journal article › Communication
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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
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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
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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
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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
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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
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Klimagasser: fra landjorden, over vandløb og søer til kystvande
Sand-Jensen, Kaj, Kjær, Johan Emil, Martinsen, K. T., Sø, J. S. & Kragh, T., 2021, In: Vand & Jord. 4, p. 150-154Research output: Contribution to journal › Journal article › Communication
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Klodens sande klima
Sand-Jensen, Kaj, 2005, In: Aktuel Naturvidenskab. 1, p. 21Research output: Contribution to journal › Journal article › Research › peer-review
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Kloge hoveder på bøjede nakker
Sand-Jensen, Kaj, 2000, In: Politiken. p. 14Research output: Contribution to journal › Contribution to newspaper - Feature article › Communication
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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
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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
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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
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Kulstofbalancer og CO2 afgasning i danske søer og vandløb
Martinsen, K. T., Sand-Jensen, Kaj & Kragh, T., 2020, In: Vand & Jord. 27, 1, p. 37-40Research output: Contribution to journal › Journal article › Communication
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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Large pools and fluxes of carbon, calcium and phosphorus in dense charophyte stands in ponds
Sand-Jensen, Kaj, Martinsen, K. T., 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
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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
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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
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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
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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
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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
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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
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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
ID: 5792
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7487
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Danmarks biodiversitets fremtid: de væsentligste udfordringer og højest prioriterede virkemidler
Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
Published -
1658
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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 -
1591
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Hvordan påvirker temperaturen den bakterielle omsætning?
Research output: Contribution to journal › Journal article › Research › peer-review
Published