John Roy Porter
Professor, emeritus
Section for Crop Sciences
Højbakkegård Allé 13
2630 Taastrup
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Modelling protein content and composition in relation to crop nitrogen dynamics for wheat
Martre, P., Jamieson, P. D., Semenov, M. A., Zyskowski, R. F., Porter, John Roy & Triboi, E., 2006, In: European Journal of Agronomy. 25, 2, p. 138-154 17 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Modelling protein content and composition in wheat
Jamieson, P., Martre, P., Samoli, V., Porter, John Roy, Zyskowski, R. F., Semenov, M. & Triboi, E., 2006. 1 p.Research output: Contribution to conference › Poster › Research
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Modelling the effects of CO2 and ozone on growth and development of spring wheat in response to climatic conditions: final report of the Royal Veterinary and Agricultural University (DK) to the European Stress Physiology and Climate Experiment
Ewert, F. & Porter, John Roy, 1997, In: Project 1 : wheat. EV5V-CT93-0301, 38 p.Research output: Contribution to journal › Journal article › Research
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Modelling the effects of Co2 and drought on wheat for different climatic conditions and cultivars
Ewert, F., Rodriguez, D., Jamieson, P., Semenov, M. A., Mitchell, R. A. C., Goudriaan, J., Porter, John Roy, Manderscheid, R., Weigel, H. J., Fangmeier, A., Fereres, E. & Villalobos, F., 2000, Improving wheat model accuracy and suitability for regional impact assessment 1998-2000 : IMPETUS final report: EC project ENV4-CT97-0496. p. 108-136 29 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
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Modelling the effects of climatic change and genetic modification on nitrogen use by wheat
Porter, John Roy, Leigh, R. A., Semenov, M. A. & Miglietta, F., 1995. 22 p.Research output: Contribution to conference › Paper › Research
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Modelling the responses of grain protein and composition to environmental variations
Martre, P., Triboï, E., Jamieson, P. D. & Porter, John Roy, 2004. 1 p.Research output: Contribution to conference › Paper › Research
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Move on to a carbon currency standard
Porter, John Roy & Wratten, S., 2014, In: Nature Study. 506, p. 295 1 p.Research output: Contribution to journal › Comment/debate › Research › peer-review
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Need for multidisciplinary research towards a second green revolution: commentary
Wollenweber, B., Porter, John Roy & Lübberstedt, T., 2005, In: Current Opinion in Plant Biology. 8, 3, p. 337-341 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Obituary: E.J.M. Kirby
Hay, R. K. M. & Porter, John Roy, 2011, In: Journal of Agricultural Science. 149, 4, p. 401 1 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Opinion: Agriculture green development
Porter, John Roy, 2020, In: Frontiers of Agricultural Science and Engineering. 7, 1, p. 117-119 3 p.Research output: Contribution to journal › Letter › Research › peer-review
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Organic movement reveals a shift in the social position of science
Mørkeberg, A. & Porter, John Roy, 2001, In: Nature. 412Research output: Contribution to journal › Journal article › Research › peer-review
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Ozone effects on wheat in relation to CO2: modelling short-term and long-term responses of leaf photosynthesis and leaf duration
Ewert, F. & Porter, John Roy, 2000, In: Global Change Biology. 6, p. 735-750 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Ozone effects on wheat in response to climatic variation and CO2
Ewert, F., Oijen, M. V. & Porter, John Roy, 2000. 1 p.Research output: Contribution to conference › Paper › Research
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Patent confusion in law on new plant varieties
Porter, John Roy, 2000Research output: Other contribution › Communication
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Patent nonsense
Porter, John Roy, 1997, In: Chemistry and industry. 15, p. 626 1 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Patenting living material in the EU : report to the International Network of Engineers and Scientists
Porter, John Roy, 1997, Ethical dimensions of sustainability. 3 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
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Plant modification needs more discussion
Porter, John Roy, 1997, In: Nature. 386, p. 111 1 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Plant science and the food security agenda
Ingram, J. S. I. & Porter, John Roy, 2015, In: Nature Plants. 1, 2 p., 15173.Research output: Contribution to journal › Comment/debate › Research
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Position statement on climate change
Boote, K. J., Brouder, S. M., Clay, D., Gepts, P., Hatfield, J. L., Hillel, D., Izaurralde, R. C., Mosier, A. R., Porter, John Roy, Rosenzweig, C. E., Rice, C. W. & Climate Change Working Group, C. C. W. G., 2011, American Society of Agronomy. 12 p.Research output: Book/Report › Book › Research › peer-review
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Post-cold-storage conditioning time affects soil denitrifying enzyme activity
Chirinda, N., Olesen, J. E. & Porter, John Roy, 2011, In: Communications in Soil Science and Plant Analysis. 42, 17, p. 2160-2167 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Potential impacts of climate change on production of biofuels in agriculture the Nordic and Baltic Region
Porter, John Roy, 2006, Impacts of climate change on renewable energy sources and their role in the Nordic energy system: case of bio-fuels. Kellomäki, S. & Leinonen, S. (eds.). Joensuu, Finland: University of Joensuu, Faculty of Forestry, p. 38-49 12 p. (Research Notes / University of Joensuu, Faculty of Forestry; No. 170).Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
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Predicting potential distribution of karnal bunt (Tilletia indica) of wheat
Ewert, F., Baker, R., Porter, John Roy, Gioli, B., Miglietta, F. & Sansford, C., 2002. 2 p.Research output: Contribution to conference › Paper › Research
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Quantification and valuation of ecosystem services in diverse production systems for informed decision-making
Ghaley, Bhim Bahadur, Vesterdal, Lars & Porter, John Roy, 2014, In: Environmental Science & Policy. 39, p. 139-149 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Quantification of uncertainty in climate change impact assessment
Downing, T. E., Barrow, E. M., Brooks, R. J., Butterfield, R. E., Carter, T. R., Harrison, P. A., Hulme, M., Olesen, J. E., Porter, John Roy, Schellberg, J., Semenov, M. A., Vinther, F. P., Wheeler, T. R. & Wolf, J., 2000, Climate change, climatic variability and agriculture in Europe : an integrated assessment. Downing, T. E., Harrison, P. A., Butterfield, R. E. & Lonsdale, K. G. (eds.). p. 415-434 20 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
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Quantification of uncertainty in wheat yield prediction under future climate
Schellberg, J., Ferris, R., Porter, John Roy, Wheeler, T. & Wollenweber, B., 1998, Ikke angivet. European Commission, Fourth Framework Programme, DGXII, 2 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
ID: 3148511
Most downloads
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7847
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Food security and food production systems
Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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7172
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Emergy signature as a basis for sustainability valuation of agro-ecosystems
Research output: Contribution to conference › Poster › Research
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1162
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Risks associated with Tilletia indica, the newly-listed EU quarantine pathogen, the cause of Karnal bunt of wheat: EC 5. framework project QLK5-1999-01554
Research output: Book/Report › Report › Research
Published