Jan Kofod Schjørring

Jan Kofod Schjørring

Professor, emeritus


  1. Published

    Senescence-induced changes in apoplastic and bulk tissue ammonia concentrations of ryegrass leaves

    Mattsson, M. & Schjoerring, Jan K., 2003, In: New Phytologist. 160, 3, p. 489-499 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Sensitive detection of phosphorus deficiency in plants using chlorophyll a fluorescence

    Frydenvang, Jens, van Maarschalkerweerd, M., Carstensen, A., Mundus, S., Schmidt, Sidsel Birkelund, Pedas, P. R., Laursen, Kristian Holst, Schjoerring, Jan K. & Husted, Søren, 2015, In: Plant Physiology. 169, 1, p. 353-361 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Shoot nutrient indices as indicators of nitrogen, phosphorus and potassium deficiencies in grassland

    Høgh-Jensen, H. & Schjoerring, Jan K., 2000, Ikke angivet. Lithuanian Institute of Agriculture, p. 124-131 8 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

  4. Published

    Silicon affects seed development and leaf macrohair formation in Brachypodium distachyon

    Glazowska, S. E., Murozuka, E., Persson, Daniel Pergament, Castro, P. H. A. R. F. & Schjoerring, Jan K., 2018, In: Physiologia Plantarum. 163, 2, p. 231-246 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Silicon alleviates iron deficiency in cucumber by promoting mobilization of iron in the root apoplast

    Pavlovic, J., Samardzic, J., Maksimović, V., Timotijevic, G., Stevic, N., Laursen, Kristian Holst, Hansen, Thomas Hesselhøj, Husted, Søren, Schjoerring, Jan K., Liang, Y. & Nikolic, M., 2013, In: New Phytologist. 198, 4, p. 1096-1107 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Silicon enhances leaf remobilization of iron in cucumber under limited iron conditions

    Pavlovic, J., Samardzic, J., Kostic, L., Laursen, Kristian Holst, Natic, M., Timotijevic, G., Schjoerring, Jan K. & Nikolic, M., 2016, In: Annals of Botany. 118, 2, p. 271-280 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published
  8. Published

    Simultaneous speciation analysis of Fe, Zn, S and P using the 7500ce with O2 cell gas

    Persson, Daniel Pergament, Schjoerring, Jan K. & Husted, Søren, 2010, In: Agilent ICP-MS Journal. 41, p. 6-7 2 p.

    Research output: Contribution to journalJournal articleResearch

  9. Published

    Soil-plant-atmosphere ammonia exchange associated with Calluna vulgaris and Deschampsia flexuosa

    Schjoerring, Jan K., Husted, Søren & Poulsen, M. M., 1998, In: Atmospheric Environment. 32, 3, p. 507-512 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Solution scenarios and the effect of top down versus bottom up N mitigation measures: Experiences from the Danish Nitrogen Assessment

    Dalgaard, T., Brock, S., Børgesen, C. D., Graversgaard, M., Hansen, B., Hasler, B., Hertel, O., Hutchings, N. J., Jacobsen, B., Jensen, Lars Stoumann, Kjeldsen, C., Olesen, J. E., Schjoerring, Jan K., Sigsgaard, T., Andersen, Peter Stubkjær, Termansen, Mette, Vejre, Henrik, Odgaard, M. V., de Vries, W. & Wiborg, I., 2016. 4 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  11. Published

    Sources and sinks of ammonia within an oilseed rape canopy

    Nemitz, E., Sutton, M. A., Gut, A., José, R. S., Husted, Søren & Schjoerring, Jan K., 2000, In: Agricultural and Forest Meteorology. 105, p. 385-404 20 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Special topics in potassium and magnesium research

    Cakmak, I. & Schjoerring, Jan K., 2008, In: Physiologia Plantarum : An International Journal for Plant Biology. 133, 4, p. 623 1 p.

    Research output: Contribution to journalEditorialResearch

  13. Published

    Specific aquaporins facilitate the diffusion of hydrogen peroxide across membranes

    Bienert, G. P., Møller, A. L. B., Kristiansen, K. A., Schulz, Alexander, Møller, I. M., Schjoerring, Jan K. & Jahn, T. P., 2007, In: Journal of Biological Chemistry. 282, 2, p. 1183-1192 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Stomatal compensation points for ammonia in oilseed rape plants under field conditions

    Husted, Søren, Schjoerring, Jan K., Høier Nielsen, K., Nemitz, E. & Sutton, M. A., 2000, In: Agricultural and Forest Meteorology. 105, p. 371-383 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Structural and chemical analysis of process residue from biochemical conversion of wheat straw (Triticum aestivum L.) to ethanol

    Hansen, M. A. T., Jørgensen, H., Laursen, Kristian Holst, Schjoerring, Jan K. & Felby, C., 2013, In: Biomass & Bioenergy. 56, p. 572-581 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Suppression of C-hordein synthesis in barley by antisense constructs results in a more balanced amino acid composition

    Lange, M., Vincze, E., Wieser, H., Schjoerring, Jan K. & Holm, P. B., 2007, In: Journal of Agricultural and Food Chemistry. 55, 15, p. 6074-6081 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Surface/atmosphere exchange and chemical interaction of gases and aerosols over oilseed rape

    Nemitz, E., Sutton, M. A., Wyers, G. P., Otjes, R. P., Schjoerring, Jan K., Gallagher, M. W., Parrington, J., Fowler, D. & Choularton, T. W., 2000, In: Agricultural and Forest Meteorology. 105, p. 427-445 19 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Sustainable plant production in a changing world - a cross Faculty research network at KU

    Strandmark, L. B., Schjoerring, Jan K., Christensen, Søren, Nybroe, O., Pedersen, J. G. T., Eilenberg, Jørgen, Munk, Lisa, Rønn, Regin, Ciofu, Oana, Bruun, Sander & Ørum, Jens Erik, 2009.

    Research output: Contribution to conferencePosterResearch

  19. Published

    Sustainable plant production in a changing world - formation of a cross-faculty network

    Strandmark, L. B., Schjoerring, Jan K., Christensen, Søren, Nybroe, O., Torp, J., Eilenberg, Jørgen, Munk, Lisa, Rønn, Regin, Ciofu, Oana, Bruun, Sander & Ørum, Jens Erik, 2009, In: IOP Conference Series: Earth and Environmental Science. 6, Session 34, 2 p., 342014.

    Research output: Contribution to journalConference abstract in journalResearch

  20. Published

    Symbiotic N2-fixation by the cover crop Pueraria phaseoloides as influenced by litter mineralization

    Vesterager, J. M., Østerby, S., Jensen, E. S. & Schjoerring, Jan K., 1995, In: Plant and Soil. 177, p. 1-10 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    TERICA working group 6: trace gas fluxes and ecosystem functioning

    Sutton, M. A., Chapman, S., Christensen, T., Emmett, B., Erisman, J. W., Fowler, D., Hoosbeek, M. R., Jones, M., Milford, C., Nemitz, E., Pilegaard, K., Riedo, M., Schjoerring, Jan K. & Wookey, P. A., 2000, EUR. Sutton, M. A., Moreno, J. M., Putten, W. H. V. D. & Struwe, S. (eds.). 19375 ed. Publications Office, p. 65-74 10 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

  22. Published

    Temporal and Spatial Patterns of Zinc and Iron Accumulation during Barley (Hordeum vulgare L.) Grain Development

    Detterbeck, A., Pongrac, P., Persson, Daniel Pergament, Vogel-Mikus, K., Kelemen, M., Vavpetic, P., Pelicon, P., Arcon, I., Husted, Søren, Schjoerring, Jan K. & Clemens, S., 2020, In: Journal of Agricultural and Food Chemistry. 68, 44, p. 12229-12240 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Temporal variability in bioassays of the stomatal ammonia compensation point in relation to plant and soil nitrogen parameters in intensively managed grassland

    Mattsson, M. E., Herrmann, B., David, M., Loubet, B., Riedo, M., Theobald, M. R., Sutton, M. A., Bruhn, D., Neftel, A. & Schjoerring, Jan K., 2009, In: Biogeosciences. 6, 2, p. 171-179 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Teoretiske øvelser i Planternes Ernæring på kurset: Plantevækstfaktorer og afgrødefysiologi A & B

    Husted, Søren, Høgh-Jensen, H., Jensen, Lars Stoumann, Magid, Jakob, Mattsson, M., Mueller, T., Nielsen, N. E., Schjoerring, Jan K. & Wollenweber, B., 1996

    Research output: Book/ReportCompendium/lecture notes

  25. Published

    The Arabidopsis ATP-binding cassette protein AtMRP5/AtABCC5 is a high-affinity inositol hexakisphosphate transporter involved in guard cell signaling and phytate storage

    Nagy, R., Grob, H., Weder, B., Green, P., Klein, M., Frelet-Barrand, A., Schjoerring, Jan K., Brearley, C. & Martinola, E., 2009, In: Journal of Biological Chemistry. 284, 48, p. 33614-33622 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    The Intensity of Manganese Deficiency Strongly Affects Root Endodermal Suberization and Ion Homeostasis

    Chen, A., Husted, Søren, Salt, D. E., Schjoerring, Jan K. & Persson, Daniel Pergament, Oct 2019, In: Plant Physiology. 181, 2, p. 729-742

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Published

    The analysis of ammonium in plant tissues

    Husted, Søren, Hebbern, C. A., Mattsson, M. & Schjoerring, Jan K., 2000, Nitrogen in a sustainable ecosystem from the cell to the plant. Martins-Loucão, M. A. & Lips, S. H. (eds.). Leiden: Backhuys Publishers, p. 287-290 4 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  28. Published

    The effect of new strategies of nitrogen application on nitrogen uptake and biomass production in potatoes (Solanum tuberosum) during growth.

    Lærke, P. E., Plauborg, F., Schjoerring, Jan K. & Andersen, M. N., 2005, Plant nutrition for food security, human health and environmental protection. Li, C. J. & al., E. (eds.). Tsinghua University Press, p. 282-283 2 p.

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

  29. Published

    The effects of management on ammonia fluxes over a cut grassland as measured by use of dynamic chambers

    David, M., Roche, R., Mattsson, M. E., Sutton, M. A., Dämmgen, U., Schjoerring, Jan K. & Cellier, P., 2009, In: Biogeosciences Discussions. 6, 1, p. 1599-1623 25 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. Published

    The effects of the loss of TIP1;1 and TIP1;2 aquaporins in Arabidopsis thaliana

    Schüssler, M. D., Alexandersson, E., Bienert, G. P., Kichey, T. M. R., Laursen, Kristian Holst, Johanson, U., Kjellbom, P., Schjoerring, Jan K. & Jahn, T. P., 2008, In: Plant Journal. 56, 5, p. 756-767 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  31. Published

    The impact of silicon on cell wall composition and enzymatic saccharification of Brachypodium distachyon

    Glazowska, S. E., Baldwin, L. A., Mravec, Jozef, Bukh, C., Hansen, Thomas Hesselhøj, Jensen, M. M., Fangel, J. U., Willats, W. G. T., Glasius, M., Felby, C. & Schjoerring, Jan K., 20 Jun 2018, In: Biotechnology for Biofuels. 11, 18 p., 171.

    Research output: Contribution to journalJournal articleResearchpeer-review

  32. Published

    The influence of phosphorus deficiency on growth and nitrogen fixation of white clover plants

    Jensen, H. H., Schjoerring, Jan K. & Soussana, J., 2002, In: Annals of Botany. 90, 6, p. 745-753 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    The iron-regulated transporter 1 (IRT1) plays an essential role in uptake, translocation and grain-loading of manganese in barley

    Long, L., Persson, Daniel Pergament, Duan, F., Jørgensen, Kirsten, Yuan, L., Schjoerring, Jan K. & Pedas, P. R., 2017, Proceedings Book: XVIII International Plant Nutrition Colloquium with Boron and Manganese Satellite Meetings. Carstensen, A., Laursen, K. H. & Schjoerring, J. K. (eds.). University of Copenhagen, p. 917-918 2 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  34. Published

    The iron-regulated transporter 1 plays an essential role in uptake, translocation and grain-loading of manganese, but not iron, in barley

    Long, L., Persson, Daniel Pergament, Duan, F., Jørgensen, Kirsten, Yuan, L., Schjoerring, Jan K. & Pedas, P. R., 2018, In: New Phytologist. 217, 4, p. 1640-1653 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. Published

    The mechanisms of differential manganese efficiency in barley genotypes

    Husted, Søren, Hebbern, C. A., Pedas, P., Laursen, Kristian Holst & Schjoerring, Jan K., 2005, Plant nutrition for food security, human health and environmental protection. Li, C. P. & al., E. (eds.). Tsinghua University Press, p. 98-99 2 p.

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

  36. Published

    The molecular–physiological functions of mineral macronutrients and their consequences for deficiency symptoms in plants

    de Bang, T. C., Husted, Søren, Laursen, Kristian Holst, Persson, Daniel Pergament & Schjoerring, Jan K., 2021, In: New Phytologist. 229, 5, p. 2446-2469 24 p.

    Research output: Contribution to journalReviewResearchpeer-review

  37. Published

    The plant nutriome: High-throughput profiling of inorganic elements in plants

    Husted, Søren & Schjoerring, Jan K., 2005, Plant Biotech Denmark. The Royal Veterinary and Agricultural University, Department of Plant Biology, p. 10 1 p.

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

  38. Published

    The potential for biorefining of triticale to protein and sugar depends on nitrogen supply and harvest time

    Jørgensen, H., Thomsen, Sune Tjalfe & Schjoerring, Jan K., 2020, In: Industrial Crops and Products. 112333.

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. Published

    The role of atomic spectrometry in plant science

    Husted, Søren, Persson, Daniel Pergament, Laursen, Kristian Holst, Hansen, Thomas Hesselhøj, Pedas, P., Schiller, M., Hegelund, J. N. & Schjoerring, Jan K., 2011, In: Journal of Analytical Atomic Spectrometry. 26, p. 52-79 28 p.

    Research output: Contribution to journalReviewResearchpeer-review

  40. Published

    The search for candidate genes associated with natural variation of grain Zn accumulation in barley

    Detterbeck, A., Nagel, M., Rensch, S., Weber, M., Börner, A., Persson, Daniel Pergament, Schjoerring, Jan K., Christov, V. & Clemens, S., 2 Jul 2019, In: Biochemical Journal. 476, 13, p. 1889-1909

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. Published

    The slippery slope of cisgenesis

    Eriksson, U. D., Stymne, S. & Schjoerring, Jan K., 2014, In: Nature Biotechnology. 32, 1 p., 727.

    Research output: Contribution to journalComment/debateResearchpeer-review

  42. Published

    The source of inorganic nitrogen has distinct effects on cell wall composition in Brachypodium distachyon

    Głazowska, S., Baldwin, L., Mravec, Jozef, Bukh, C., Fangel, J. U., Willats, W. G. & Schjoerring, Jan K., 1 Nov 2019, In: Journal of Experimental Botany. 70, 21, p. 6461-6473

    Research output: Contribution to journalJournal articleResearchpeer-review

  43. Published

    The speciation of Zn, Fe, S and P in cereal grain tissue using LC-ICPMS and LC-ESIMS

    Husted, Søren, Persson, Daniel Pergament, Hansen, Thomas Hesselhøj & Schjoerring, Jan K., 2009. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  44. Published

    The use of DGT for prediction of plant available copper, zinc and phosphorus in agricultural soils

    Tandy, S., Mundus, S., Yngvesson, J. P. A., de Bang, T. C., Lombi, E., Schjoerring, Jan K. & Husted, Søren, 2011, In: Plant and Soil. 346, 1-2, p. 167-180 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  45. Published

    The ¤EXAMINE project: exchange of atmospheric ammonia with European ecosystems

    Sutton, M. A., Nemitz, E., Fowler, D., Wyers, G. P., Otjes, R., José, R. S., Moreno, J., Schjoerring, Jan K., Husted, Søren, Meixner, F. X., Ammann, C., Neftel, A. & Gut, A., 1997, Ikke angivet. Borrell, P. A., Borell, P., Kelly, K. & Seiler, W. (eds.). Computational Mechanics, p. 155-161 7 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

  46. Published

    The ¤effect of P- or K-deficiencies on the structure and quality of grass-clover communities

    Høgh-Jensen, H., Rubæk, G. H. & Schjoerring, Jan K., 2000, Grassland science in Europe. Søegaard, K. . . A. . (ed.). 5 ed. Center for Skov, Landskab og Planlægning/Københavns Universitet, p. 406-408 3 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

  47. Published

    The ¤leaf apoplast: a central compartment in plant nitrogen utilisation

    Schjoerring, Jan K., Pearson, N., Husted, Søren, Høier Nielsen, K. & Mattsson, M., 2001, Ikke angivet. Horst, W. J., Schenk, M. K., Bürkert, A., Claassen, N., Flessa, H., Frommmer, W. B., Goldbach, H., Olfs. H. -W., Römheld, V., Sattelmacher, B., Schmidhalter, U., Schubert, S., Wirén, N. V. & Wittenmayer, L. (eds.). Kluwer Academic Publishers, p. 244-245 2 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

  48. Published

    The ¤regulation of ammonium translocation in plants

    Schjoerring, Jan K., Husted, Søren, Mäck, G. & Mattsson, M., 2002, In: Journal of Experimental Botany. 53, 370, p. 883-890 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. Published

    Tissue specific ionomic analysis of barley (Hordeum vulgare) root tissue using Laser Microdissection (LMD) and ICP-MS

    Chen, A., Hansen, Thomas Hesselhøj, Persson, Daniel Pergament, Schjoerring, Jan K. & Husted, Søren, 2017, Proceedings Book: XVIII International Plant Nutrition Colloquium with Boron and Manganese Satellite Meetings. Carstensen, A., Laursen, K. H. & Schjoerring, J. K. (eds.). University of Copenhagen, p. 831-832 2 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  50. Published

    Tonoplast aquaporins facilitate lateral root emergence

    Reinhardt, H., Hachez, C., Bienert, M. D., Beebo, A., Swarup, K., Voß, U., Bouhidel, K., Frigerio, L., Schjoerring, Jan K., Bennett, M. J. & Chaumont, F., 2016, In: Plant Physiology. 170, 3, p. 1640-1654 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 4226215