Kaj Sand-Jensen

Kaj Sand-Jensen

Professor


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  1. 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. 877-880

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  2. Published

    Long-term changes in macroalgal communities in a Danish estuary

    Middelboe, A. L. & Sand-Jensen, Kaj, 2000, In: Phycologia. 39 (3), p. 245-257

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. 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. 93-100

    Research output: Contribution to journal › Journal article › Research › peer-review

  4. 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. 13-26

    Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research

  5. Published

    Luftåndedræt hos vandplanter og vandinsekter

    Pedersen, O. & Sand-Jensen, Kaj, 1993, In: Naturens Verden. 7, p. 260-267

    Research output: Contribution to journal › Journal article › Research

  6. Published

    Macrophyte decline in Danish lakes and streams

    Sand-Jensen, Kaj, Riis, T. & Vestergaard, O. S., 2000, In: Journal of Ecology. 88 (6), p. 1030-1040

    Research output: Contribution to journal › Journal article › Research › peer-review

  7. Published

    Macrophytes and chemistry of acidic streams from lignite mining areas

    Sand-Jensen, Kaj & Rasmussen, L., 1978, In: Botanisk Tidsskrift. 72, p. 105-112

    Research output: Contribution to journal › Journal article › Research › peer-review

  8. 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. 74-101

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  9. 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. 217-221

    Research output: Contribution to journal › Journal article › Research

  10. 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. 124

    Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research

  11. 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. 205

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  12. Published

    Matematikken og Verden

    Sand-Jensen, Kaj, 2001, In: Aktuel Naturvidenskab. 5, p. 43

    Research output: Contribution to journal › Review › Research

  13. Published

    Med lup om halsen: og flora i hånden

    Schou, J. C. & Sand-Jensen, Kaj, 2020, In: URT. 44, 4, p. 14-19

    Research output: Contribution to journal › Journal article › Communication

  14. 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

  15. 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

  16. Published

    Metabolic adaptation and vertical zonation of Littorella uniflora (L.) Aschers. and Isoetes lacustris L

    Sand-Jensen, Kaj, 1978, In: Aquatic Botany. 4, p. 1-10

    Research output: Contribution to journal › Journal article › Research › peer-review

  17. 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. 1282–1291

    Research output: Contribution to journal › Journal article › Research › peer-review

  18. Published

    Methane and carbon dioxide fluxes at high spatiotemporal resolution from a small temperate lake

    Sø, Jonas Stage, Sand-Jensen, Kaj, Martinsen, K. T., 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

  19. 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. 55-62

    Research output: Contribution to journal › Journal article › Research › peer-review

  20. 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. 847-852

    Research output: Contribution to journal › Journal article › Research › peer-review

  21. Published

    Minimum light requirements for growth in Ulva lactuca at very low light

    Sand-Jensen, Kaj, 1988, In: Marine Ecology - Progress Series. 50, p. 187-193

    Research output: Contribution to journal › Journal article › Research › peer-review

  22. Published

    Minimum light requirements of submerged freshwater macrophytes in laboratory growth experiments

    Sand-Jensen, Kaj & Madsen, T. V., 1991, In: J. Ecol.. 79, p. 749-764

    Research output: Contribution to journal › Journal article › Research › peer-review

  23. 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

  24. 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

  25. 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

  26. 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. 53-56

    Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  27. 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

  28. 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

  29. 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

  30. Published

    Månedens fokus: Iltsvindet

    Sand-Jensen, Kaj, 2003, In: Naturens Verden. 2, p. 12-13

    Research output: Contribution to journal › Journal article › Research

  31. Published

    Månedens fokus: Når vandet vender tilbage til Grib Skov

    Sand-Jensen, Kaj, 2004, In: Naturens Verden. 5, p. 12-13

    Research output: Contribution to journal › Journal article › Research

  32. Published

    Mærkelige frugter i søerne

    Raun, A. L., Sand-Jensen, Kaj & Borum, Jens, 2008, In: URT. 3, p. 109-114

    Research output: Contribution to journal › Journal article › Research

  33. 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

  34. Published

    Naturen i Danmark: De ferske vande

    Sand-Jensen, Kaj (ed.), 2013, København: Gyldendal. 504 p.

    Research output: Book/Report › Book › Communication

  35. Published

    Naturen i Danmark - skrevet af forskerne

    Sand-Jensen, Kaj, 2006, In: Aktuel Naturvidenskab. 3, p. 34-35

    Research output: Contribution to journal › Journal article › Research › peer-review

  36. Published

    Naturen i Danmark. Bind 2 - Geologien

    Sand-Jensen, Kaj, 2006, Gyldendal.

    Research output: Book/Report › Book › Research

  37. Published

    Naturen i Danmark. Det åbne land

    Sand-Jensen, Kaj (ed.) & Vestergaard, P. (ed.), 2007, København: Gyldendal.

    Research output: Book/Report › Book › Communication

  38. Published

    Naturens mønstre - fornyet jagt på lovmæssigheder

    Sand-Jensen, Kaj, 2000, In: Aktuel Naturvidenskab. 3, p. 17-21

    Research output: Contribution to journal › Journal article › Research

  39. 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

  40. Published

    Naturforkæmperen Carl Wesenberg-Lund - en pioner fra 1900-tallets første halvdel

    Sand-Jensen, Kaj, 2003, In: Naturens Verden. 4, p. 2-11

    Research output: Contribution to journal › Review › Research

  41. 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

  42. 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

  43. 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

  44. Published

    Natursyn og Naturkamp

    Sand-Jensen, Kaj, 2009, In: URT. 33, p. 129-131

    Research output: Contribution to journal › Journal article › Communication

  45. 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

  46. 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. 336-348

    Research output: Contribution to journal › Journal article › Research › peer-review

  47. 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

  48. Published

    Ny biologi i ny natur?

    Sand-Jensen, Kaj, 1999, In: Vand og Jord. 2, p. 45-47

    Research output: Contribution to journal › Journal article › Research

  49. Published

    Ny natur på opgivne lavbundsjorde

    Sand-Jensen, Kaj & Schou, J. C., 2020, In: URT. 44, 2, p. 16-20

    Research output: Contribution to journal › Journal article › Communication

  50. Published

    Ny teknologi i søerne

    Stæhr, P. A. & Sand-Jensen, Kaj, 2008, In: Vand og Jord. 3, p. 18-21

    Research output: Contribution to journal › Journal article › Research

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