John Roy Porter
Professor, emeritus
Section for Crop Sciences
Højbakkegård Allé 13
2630 Taastrup
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Emergy synthesis of a combined food and energy production system compared to a conventional wheat (Triticum aestivum) production system
Ghaley, Bhim Bahadur & Porter, John Roy, 2013, In: Ecological Indicators. 24, p. 534-542 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Emissions of nitrous oxide from arable organic and conventional cropping systems on two soil types
Chirinda, N., Carter, M. S., Albert, K. R., Ambus, Per Lennart, Olesen, J. E., Porter, John Roy & Petersen, S. O., 2010, In: Agriculture, Ecosystems & Environment. 136, 3-4, p. 199-208 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Empirical modelling of regional and national durum wheat quality
Toscano, P., Genesio, L., Crisci, A., Vaccari, F. P., Ferrari, E., La Cava, P., Porter, John Roy & Gioli, B., 2015, In: Agricultural and Forest Meteorology. 204, p. 67-78 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
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En anden slags grøn revolution venter
Felby, C., Streibig, Jens Carl & Porter, John Roy, 2006, In: Morgenavisen Jyllands-Posten. 136, 20, 1 p.Research output: Contribution to journal › Contribution to newspaper - Newspaper article › Communication
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En global kulstofbank mod CO2-udslip
Porter, John Roy & Streibig, Jens Carl, 2008, In: Berlingske Tidende. p. 23 1 p.Research output: Contribution to journal › Contribution to newspaper - Feature article › Communication
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Energetic, economic and ecological balances of a combined food and energy system
Kuemmel, B., Langer, Vibeke, Magid, Jakob, de Neergaard, Andreas & Porter, John Roy, 1998, In: Biomass & Bioenergy. (4/5), p. 407-416 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Evaluation of Sustainability of Irrigated Crops in Arid Regions, China
Fan, F., Li, B., Zhang, W., Porter, John Roy & Zhang, F., 2021, In: Sustainability. 13, 1, 15 p., 342.Research output: Contribution to journal › Journal article › Research › peer-review
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Evaluation of temperature-based global solar radiation models in China
Liu, X., Mei, X., Li, Y., Wang, Q., Jensen, J. R., Zhang, Y. & Porter, John Roy, 2009, In: Agricultural and Forest Meteorology. 149, 9, p. 1433-1446 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Experimental assessment of ecosystem services in agriculture
Sandhu, H., Porter, John Roy & Wratten, S., 2013, Ecosystem services in agricultural and urban landscapes. Wratten, S., Sandhu, H., Cullen, R. & Costanza, R. (eds.). Wiley-Blackwell, p. 122-135 14 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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Experimental variability in wheat responses to elevated CO2 and ozone: an analysis of open-top chamber experiments by means of mechanistic simulation
Ewert, F. & Porter, John Roy, 2001. 2 p.Research output: Contribution to conference › Paper › Research
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Feedings Capitals: Security and Sovereignty of Food and Land in Canberra, Copenhagen and Tokyo
Porter, John Roy, 2010, Green Revolution 2.0: Food+Energy and Environmental Security: Session 52: Symposium--Global Food Security in a Changing Climate. American Society of Agronomy, p. s. 71Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
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Final report of Long Ashton Research Station (UK) to the European Stress Physiology and Climate Experiment
Porter, John Roy & Ewert, F., 1997, In: Project 1 : wheat. EV5V-CT93-0301, 18 p.Research output: Contribution to journal › Journal article › Research
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Food and fibre
Porter, John Roy, Green, K., Ingram, J. & Jaeger, J., 2003, In: Global Problems - Global Science - Europes contribution to global change research. ESF forward Look Report. 1, p. 45-56 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Food and nutritional security requires adequate protein as well as energy, delivered from whole-year crop production
Coles, G. D., Wratten, S. D. & Porter, John Roy, 2016, In: PeerJ. 4, 17 p., e2100.Research output: Contribution to journal › Journal article › Research › peer-review
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Food security: focus on agriculture
Porter, John Roy, Challinor, A., Ewert, F., Falloon, P., Fischer, T., Gregory, P., Van Ittersum, M. K., Olesen, J. E., Moore, K. J., Rosensweig, C. & Smith, P., 2010, In: Science. 328, p. 172 1 p.Research output: Contribution to journal › Letter › Research › peer-review
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Food security and food production systems
Porter, John Roy, Xie, L., Challinor, A., Cochrane, K., Howden, M., Iqbal, M. M., Lobell, D. & Travasso, M. I., 2014, Fifth Assessment Report of the Intergovernmental Panel on Climate Change. p. 1-82 82 p.Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research › peer-review
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Food security and food production systems
Porter, John Roy, Xie, L., Challinor, A. J., Cochrane, K., Howden, S. M., Iqbal, M. M., Lobell, D. B. & Travasso, M. I., 2014, Climate Change 2014: Impacts, Adaptation, and Vulnerability. Cambridge University Press, p. 485-533 53 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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Food, hunger, health, and climate change
Woodward, A. & Porter, John Roy, 2016, In: The Lancet. 387, 10031, p. 1886-1887 2 p.Research output: Contribution to journal › Comment/debate › Research › peer-review
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Future contributions of crop modelling-from heuristics and supporting decision making to understanding genetic regulation and aiding crop improvement
Hammer, G. L., Kropff, M. J., Sinclair, T. R. & Porter, John Roy, 2002, In: European Journal of Agronomy. 18, p. 15-31 17 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Future education in ecological agriculture and food systems: a student-faculty evaluation and planning process
Lieblein, G., Francis, C., Barth-Eide, W., Torjusen, H., Solberg, S., Salomonsson, L. V., Ekblad, G., Persson, P., Helenius, J., Loiva, M., Seppänen, L., Kahiluoto, H., Porter, John Roy, Olsen, H., Sriskandarajah, N., Mikk, M. & Flora, C., 2000, In: Journal of Sustainable Agriculture. 16, 4, p. 49-69 21 p.Research output: Contribution to journal › Journal article › Research › peer-review
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GLP (2005) Science Plan and Implementation Strategy. IGPB Report No. 53/IHDP Report No. 19
Moran, E., Ojima, D., Buchmann, N., Canadell, J., Graumlich, L., Jackson, R., Jaramillo, V., Lavorel, S., Leadly, P., Matson, P., Murdiyarso, D., Porter, John Roy, Pfaff, A., Pitelka, L., Rajan, K., Ramankutty, N., Turner, B. & Yagi, K., 2005, Stockholm: EGBP Secretariat. 64 p.Research output: Book/Report › Report › Communication
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Global wheat production with 1.5 and 2.0°C above pre-industrial warming
Liu, B., Martre, P., Ewert, F., Porter, J. R., Challinor, A. J., Müller, C., Ruane, A. C., Waha, K., Thorburn, P. J., Aggarwal, P. K., Ahmed, M., Balkovič, J., Basso, B., Biernath, C., Bindi, M., Cammarano, D., De Sanctis, G., Dumont, B., Espadafor, M., Eyshi Rezaei, E. & 37 others, , Apr 2019, In: Global Change Biology. 25, 4, p. 1428-1444Research output: Contribution to journal › Journal article › Research › peer-review
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Globalt læringsmiljø om et globalt problem: en beskrivelse af et tværvidenskabeligt online kursus om klimaforandringer
Henriksen, Christian Bugge, Monty, A. & Porter, John Roy, 2010, In: Tidsskriftet Læring og Medier (LOM). 6, p. 1-21 21 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Growth and yield response of winter wheat to soil warming and rainfall patterns
Patil, R. H., Lægdsmand, M., Olesen, J. E. & Porter, John Roy, 2010, In: Journal of Agricultural Science. 148, 5, p. 553-566 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
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How will growing cities eat?
Porter, John Roy, Deutsch, L., Dumaresq, D. & Dyball, R., 2011, In: Nature. 469, p. 34 1 p.Research output: Contribution to journal › Comment/debate › Research › peer-review
ID: 3148511
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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