Jan Kofod Schjørring
Professor, emeritus
Section for Plant and Soil Sciences
Thorvaldsensvej 40
1871 Frederiksberg C
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Antisense reduction of serine hydroxymethyltransferase results in diurnal displacement of NH4+ assimilation in leaves of Solanum tuberosum
Schjoerring, Jan K., Mäck, G., Nielsen, K. H., Husted, Søren, Suzuki, A., Driscoll, S., Boldt, R. & Bauwe, H., 2006, In: Plant Cell. 45, 1, p. 71-82 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Ny viden om hvordan afgrødernes fysiologiske kvælstofudnyttelse kan øges
Schjoerring, Jan K., 2009. 2 p.Research output: Contribution to conference › Paper › Research
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Plant nutrition for global green growth
Schjoerring, Jan K., Ma, J. F. & von Wiren, N., Jul 2018, In: Physiologia Plantarum. 163, 3, p. 268Research output: Contribution to journal › Editorial › Research › peer-review
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Zinc and iron speciation in the cereal grain
Schjoerring, Jan K., Persson, Daniel Pergament, Hansen, Thomas Hesselhøj, Laursen, Kristian Holst & Husted, Søren, 2009, The proceedings of the International Plant Nutrition Colloquium XVI. Department of Plant Sciences, University of California, Davis, 4 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
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Zinc and iron distribution and speciation in the cereal grain
Schjoerring, Jan K., Persson, Daniel Pergament, Lombi, E., Hansen, Thomas Hesselhøj, Laursen, Kristian Holst, Schiller, M., Hegelund, J. N. & Husted, Søren, 2008, In: Physiologia Plantarium. 3, p. 217 1 p.Research output: Contribution to journal › Conference abstract in journal › Research
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Vand og planter
Schjoerring, Jan K. & Jahn, T. P., 2005, Vand - Temahæfte 2005. Lund (ansvh. redaktør), S., Bjerno, G. L., Thostrup, L. & Aabo, C. (eds.). København: Center for Skov, Landskab og Planlægning/Københavns Universitet, p. 6-7 2 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
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Kvælstofudnyttelse ved bladgødskning i vinterhvede
Schjoerring, Jan K., Møller, I. S. & Kichey, T. M. R., 2011, Plantekongres 2011: sammendrag af indlæg; 11-13 januar i Herning Kongrescenter. Videncentret for Landbrug, p. 64-65 2 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
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Measurement of ammonia gas emission from plants
Schjoerring, Jan K. & Husted, Søren, 1997, Plant volatile analysis. Linskens, H. -F. & Jackson, J. F. (eds.). Berlin: Springer, Vol. 19. p. 73-95 23 p. (Modern methods of plant analysis).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
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Cytosolic glutamine synthetase (GS1): posttranslational regulation and role in nitorgen remobilization from leaves of non-transgenic and GS1-overexpressing oilseed rape plants
Schjoerring, Jan K., Möllers, C. & Finnemann, J., 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. 120-121 2 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
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Physiological regulation of plant-atmosphere ammonia exchange
Schjoerring, Jan K., Husted, Søren, Mäck, G., Høier Nielsen, K., Finnemann, J. & Mattsson, M., 2000, In: Plant and Soil. 221, p. 95-102 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Quantification of ammonia exchange over agricultural cropland
Schjoerring, Jan K., 1996.Research output: Contribution to conference › Paper › Research
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Rapsplanters kvælstofomsætning
Schjoerring, Jan K., Husted, Søren, Høier Nielsen, K. & Finnemann, J., 1998, Biokemisk, fysiologiske, molekylærbiologiske og reistensbiologiske undersøgelser i vinterraps. p. 43-53 11 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
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Plant-atmosphere ammonia exchange: quantification, physiological regulation and interactions with environmental factors
Schjoerring, Jan K., 1997, Copenhagen: The Royal Veterinary and Agricultural University, Department of Agricultural Sciences, Plant Nutrition and Soil Fertility Laboratory. 334 p.Research output: Book/Report › Ph.D. thesis › Research
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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 journal › Journal article › Research › peer-review
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Quantification of ammonia exchange between agricultural cropland and atmosphere: measurements over two complete growth cycles of oilseed rape, wheat, barley and pea
Schjoerring, Jan K. & Mattsson, M., 2001, In: Plant and Soil. 228, p. 105-115 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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 proceeding › Article in proceedings › Research
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Atmospheric ammonia and impacts of nitrogen deposition: uncertainties and challenges
Schjoerring, Jan K., 1998, In: New Phytologist. 139, p. 59-60 2 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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 journal › Journal article › Research › peer-review
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Physiological regulation of plant-atmosphere ammonia exchange
Schjoerring, Jan K., Husted, Søren, Mäck, G., Høier Nielsen, K., Finnemann, J. & Mattsson, M., 2000, Nitrogen in a sustainable ecosystem from the cell to the plant. Martins-Loucão, M. A. & Lips, S. H. (eds.). Leiden: Backhuys Publishers, p. 307-314 8 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
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Physiological parameters controlling plant-atmosphere ammonia exchange
Schjoerring, Jan K., Husted, Søren & Mattsson, M., 1998, In: Atmospheric Environment. 32, 3, p. 491-498 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Noget om planters spisevaner
Schjoerring, Jan K., 2001, Årsberetning 2000 for Forskningsforum, forskningsrådene og Forskeruddannelsesrådet, Forskningsstyrelsen, København. p. 38-39 2 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
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Nitrogen incorporation and remobilization in different shoot components of field-grown winter oilseed rape (Brassica napus L.) as effected by rate of nitrogen application and irrigation
Schjoerring, Jan K., Bock, J. G. H., Gammelvind, L., Jensen, C. R. & Mogensen, V. O., 1995, In: Plant and Soil. 177, p. 255-264 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Regulation of ammonium distribution in plants
Schjoerring, Jan K., Finnemann, J., Husted, Søren, Mattsson, M., Høier Nielsen, K. & Pearson, J. N., 1999, Ikke angivet. Gissel-Nielsen, G. & Jensen, A. (eds.). Humana Press, p. 69-82 14 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
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Plant nutrition and soil fertility: synergies for acquiring global green growth and sustainable development
Schjoerring, Jan K., Cakmak, I. & White, P. J., 15 Jan 2019, In: Plant and Soil. 434, 1-2, p. 1-6Research output: Contribution to journal › Editorial › Research
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Barley metallothioneins differ in ontogenetic pattern and response to metals
Schiller, M., Hegelund, J. N., Pedas, P., Kichey, T., Laursen, Kristian Holst, Husted, Søren & Schjoerring, Jan K., 2014, In: Plant, Cell and Environment. 37, 2, p. 353-367 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Plant metallothioneins and functional analysis of a barley metallothionein promoter
Schiller, M., Hegelund, J. N., Pedas, P., Husted, Søren & Schjoerring, Jan K., 2009, The proceedings of the International Plant Nutrition Colloquium. Department of Plant Sciences, University of California, Davis, 4 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
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Metallothioneins - what are their physiological roles in barley?
Schiller, M., Hegelund, J. N., Husted, Søren & Schjoerring, Jan K., 2008, In: Physiologia Plantarium. 3, p. 216 1 p.Research output: Contribution to journal › Conference abstract in journal › Research
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Effects of ammonium toxicity on nitrogen metabolism and elemental profile of cucumber plants
Roosta, H. & Schjoerring, Jan K., 2007, In: Journal of Plant Nutrition. 30, 10-12, p. 1933-1951 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Root carbon enrichment alleviates ammonium toxicity in cucumber plants
Roosta, H. & Schjoerring, Jan K., 2008, In: Journal of Plant Nutrition. 31, 5, p. 941-958 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Relative addition rate technique as a tool for alleviating ammonium toxicity in cucumber (Cucumis sativus L., cv. Styx) plants
Roosta, H. & Schjoerring, Jan K., 2005, Plant nutrition for food security, human health and environmental protection. Li, C. P. & al., E. (eds.). Tsinghua University Press, p. 274-275 2 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research
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Effects of nitrate and potassium on ammonium toxicity in cucumber plants
Roosta, H. & Schjoerring, Jan K., 2008, In: Journal of Plant Nutrition. 31, 7, p. 1270-1283 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Responses of cucumber plant to NH4+ and NO3- nutrition: the relative addition rate technique vs. cultivation at constant nitrogen concentration
Roosta, H. R., Sajjadinia, A., Rahimi, A. & Schjoerring, Jan K., 2009, In: Scientia Horticulturae. 121, 4, p. 397-403 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Response of tomato plant to ammonium and nitrate nutrition using the relative addition rate technique
Roosta, H. R. & Schjoerring, Jan K., 2021, In: Acta Horticulturae. 1315, p. 495-501 7 p.Research output: Contribution to journal › Conference article › Research › peer-review
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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 journal › Journal article › Research › peer-review
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Optimising the foliar uptake of zinc oxide nanoparticles: Do leaf surface properties and particle coating affect absorption?
Read, T. L., Doolette, C. L., Li, C., Schjoerring, Jan K., Kopittke, P. M., Donner, E. & Lombi, E., 2020, In: Physiologia Plantarum. 170, 3, p. 384-397 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Investigating the foliar uptake of zinc from conventional and nano-formulations: a methodological study
Read, T. L., Doolette, C. L., Cresswell, T., Howell, N. R., Aughterson, R., Karatchevtseva, I., Donner, E., Kopittke, P. M., Schjoerring, Jan K. & Lombi, E., 2019, In: Environmental Chemistry. 16, 6, p. 459-469Research output: Contribution to journal › Journal article › Research › peer-review
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Improved quality and disease resistance in cereal crops (iKORN) - a strategic research initiative
Rasmussen, S. K., Andersen, S. B., Backes, G. M., Brinch-Pedersen, H., Eriksen, L., Haldrup, H., Hjortholm, K., Holm, P. B., Jahn, T. P., Jahoor, A., Justesen, A. F., Jørgensen, L. N., Møller, I. S., Schjoerring, Jan K., Spliid, N. H., Thordal-Christensen, Hans & Torp, A. M., 2009. 1 p.Research output: Contribution to conference › Conference abstract for conference › Research
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Improved quality and disease resistance in cerial crops (iKORN)
Rasmussen, S. K., Andersen, S. B., Backes, G. M., Brinch-Pedersen, H., Eriksen, L., Haldrup, H., Holm, P. B., Jahn, T. P., Jahoor, A., Justesen, A. F., Jørgensen, A. V., Jørgensen, L. N., Møller, I. S., Schjoerring, Jan K., Spliid, N. H., Thordal-Christensen, Hans & Torp, A. M., 2009.Research output: Contribution to conference › Paper › Research
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Improved Quality and Disease Resistance in Cereal Crops (iKORN) - A Strategic Research Initiative
Rasmussen, S., Andersen, S. B., Backes, G. M., Brinch-Pedersen, H., Eriksen, L., Haldrup, H., Hjortholm, K., Holm, P. B., Jahn, T. P., Jahoor, A., Justesen, A. F., Jørgensen, L. N., Schjoerring, Jan K., Spliid, N. H., Thordal-Christensen, Hans & Torp, A. M., 2008. 1 p.Research output: Contribution to conference › Conference abstract for conference › Research
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Improved Quality and Disease Resistance in Cereal Crops (iKORN) - A Strategic Research Initiative
Rasmussen, S., Andersen, S. B., Backes, G. M., Brinch-Pedersen, H., Eriksen, L., Haldrup, H., Hjortholm, K., Holm, P. B., Jahn, T. P., Jahoor, A., Justesen, A. F., Jørgensen, L. N., Schjoerring, Jan K., Spliid, N. H., Thordal-Christensen, Hans & Torp, A. M., 2008, Triticeae genomics for the advancement of essential European crops. p. 134 1 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research
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Components of the nitrate transport and assimilatory systems of barley are both nitrogen responsive and diurnally regulated
Plett, D. C., Thomsen, H. C., Schjoerring, Jan K. & Garnett, T. P., 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. 550-551 2 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
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Processes controlling the exchange of ammonia between grassland and the atmosphere (GRAMINAE) - results from the Braunschweig field experiment
Pilegaard, K., Schjoerring, Jan K. & Sutton, M. A., 2009, In: Biogeosciences. 6, p. 3149–3150 2 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Grain tissue localization and speciation analysis of P, Fe and Zn in rice and barley
Persson, D. P., Stenbæk, A., Neergaard, E. D., Hansen, Thomas Hesselhøj, Schjoerring, Jan K. & Husted, Søren, 2006. 1 p.Research output: Contribution to conference › Poster › Research
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Molecular speciation and tissue compartmentation of zinc in durum wheat grains with contrasting nutritional status
Persson, Daniel Pergament, de Bang, T. C., Pedas, P. R., Kutman, U. B., Cakmak, I., Andersen, B., Finnie, C., Schjoerring, Jan K. & Husted, Søren, 2016, In: New Phytologist. 211, 4, p. 1255-1265 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Multi-element bioimaging of Arabidopsis thaliana roots
Persson, Daniel Pergament, Chen, A., Aarts, M. G. M., Salt, D. E., Schjoerring, Jan K. & Husted, Søren, 2016, In: Plant Physiology. 172, 2, p. 835-847 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
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ICP-MS and LC-ICP-MS for analysis of trace element content and speciation in the cereal grain
Persson, Daniel Pergament, Hansen, Thomas Hesselhøj, Laursen, Kristian Holst, Husted, Søren & Schjoerring, Jan K., 2012, Plant metabolomics : methods and protocols. Hardy, N. W. & Hall, R. D. (eds.). Humana Press, p. 193-211 19 p. (Methods in Molecular Biology).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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Simultaneous iron, zinc, sulfur and phosphorus speciation analysis of barley grain tissues using SEC-ICP-MS and IP-ICP-MS
Persson, Daniel Pergament, Hansen, Thomas Hesselhøj, Laursen, Kristian Holst, Schjoerring, Jan K. & Husted, Søren, 2009, In: Metallomics. 1, 5, p. 418-426 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Multi-elemental speciation analysis of barley genotypes differing in tolerance to cadmium toxicity using SEC-ICP-MS and ESI-TOF-MS
Persson, Daniel Pergament, Hansen, Thomas Hesselhøj, Holm, Peter Engelund, Schjoerring, Jan K., Hansen, Hans Chr. Bruun, Nielsen, J., Cakmak, I. & Husted, Søren, 2006, In: Journal of Analytical Atomic Spectrometry. 21, 10, p. 996-1005 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 4226215
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Golgi localized barley MTP8 proteins facilitate Mn transport
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Barley HvHMA1 is a heavy metal pump involved in mobilizing organellar Zn and Cu and plays a role in metal loading into grains
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Kvælstofudnyttelse ved bladgødskning i vinterhvede
Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
Published