John Roy Porter
Professor, emeritus
Section for Crop Sciences
Højbakkegård Allé 13
2630 Taastrup
- 1998
- Published
Making sense of wheat development: a critique of methodology
Jamieson, P. D., Brooking, I. R., Semenov, M. A. & Porter, John Roy, 1998, In: Field Crops Research. 55, p. 117-127 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
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
- Published
Research beyond the means: climatic variability and plant growth
Porter, John Roy & Moot, D. J., 1998, EUR. Dalezios, N. R. (ed.). 18328 ed. Publications Office, p. 13-23 11 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
- Published
The ¤how, why and wherefore of crop simulation models
Porter, John Roy & Jamieson, P. D., 1998, EUR. Peter, D., Maracchi, G. & Ghazi, A. (eds.). 18175 ed. Official Publications of the European Communities, p. 183-201 19 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
- 1997
- Published
Annex I: summary of presentations
Porter, John Roy & Wollenweber, B., 1997. 4 p.Research output: Contribution to conference › Paper › Research
- Published
Anthesis date and agricultural risk and the effects of high temperature extremes on wheat
Porter, John Roy & Wollenweber, B., 1997. 15 p.Research output: Contribution to conference › Paper › Research
- Published
Copenhagen experiments, improvement of the AFRCWHEAT model and application to climate change scenarios
Wollenweber, B., Schellberg, J. & Porter, John Roy, 1997, Ikke angivet. European Commission, Fourth Framework Programme, DGXII, 5 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
- Published
Danish agriculture and its sustainability: a profile
Porter, John Roy & Hjort Petersen, E., 1997, In: Ambio. 26, 7, p. 462-465 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effects of extreme temperatures at two growth stages on wheat
Porter, John Roy & Wollenweber, B., 1997. 5 p.Research output: Contribution to conference › Paper › Research
- Published
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
- Published
Modelling crop yields under climate change
Porter, John Roy & Semenov, M. A., 1997, In: Eurostat. 1997, p. 349-366 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Modelling ozone effects on wheat in relation to elevated CO2 and weather: short-term to seasonal responses of leaf photosynthesis
Ewert, F. & Porter, John Roy, 1997, In: Plant, Cell and Environment. 1997Research output: Contribution to journal › Journal article › Research › peer-review
- Published
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
- Published
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
- Published
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
- Published
The ¤landscape consequences of combined food and energy systems
Porter, John Roy, 1997, Landskabsøkologiske skrifter. Brandt, J. . . A. . (ed.). 6 ed. Center for Landskabsforskning, Roskilde Universitet, p. 13-20 8 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
- 1996
- Published
A ¤simulation study of crop growth and development under climate change
Peiris, D. R., Crawford, J. W., Grashoff, C., Jefferies, R. A., Porter, John Roy & Marshall, B., 1996, In: Agricultural and Forest Meteorology. 79, p. 271-287 17 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A ¤strategy for process modelling of short-rotation Salix coppice plantations
Isebrands, J. G., Host, G. E., Bollmark, L., Porter, John Roy, Philippot, S., Stevens, E. & Rushton, K., 1996, In: Biomass & Bioenergy. (2/3), p. 245-252 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Activities of the INES Standing Committee on Ethical Questions
Porter, John Roy, 1996, Scientists for Global Responsibility : National Coordinating Committee report 1993-1995. p. 9-10 2 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
An ¤analysis of leaf emergence of spring wheat cv. Minaret grown in different environments
Ewert, F., Porter, John Roy, Mulholland, B. J. & Vanhoutvin, S., 1996. 2 p.Research output: Contribution to conference › Paper › Research
- Published
Annual report 1995 on the ESPACE-Wheat research at Long Ashton Research Station (UK) and Taastrup (DK)
Ewert, F. & Porter, John Roy, 1996, ESPACE-Wheat : European Stress Physiology and Climate Experiment : project 1: Wheat : progress report. Hertstein, U. & Jäger, H-J. (eds.). p. 41-50 10 p.Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Demographic approaches to studies of canopy development in plants
Porter, John Roy, 1996, In: Biomass & Bioenergy. (2-3), p. 207-214 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Landbruget: energi og fødevareproduktion i et samlet system?
Porter, John Roy & Olsen, H., 1996, In: Naturens Verden. 9, p. 321-326 6 p.Research output: Contribution to journal › Journal article › Research
- Published
Rate of change in harvest index during grain-filling of wheat
Moot, D. J., Jamieson, P. D., Henderson, A. L., Ford, M. A. & Porter, John Roy, 1996, In: Journal of Agricultural Science. 126, p. 387-395 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Research beyond the averages: climatic variability and plant growth
Porter, John Roy, Geijn, S. C. V. D. & MacGillivray, C. W., 1996. 2 p.Research output: Contribution to conference › Paper › Research
- Published
Temperature, CO2 and the growth and development of wheat: changes in the mean and variability of growing conditions
Moot, D. J., Henderson, A. L., Porter, John Roy & Semenov, M. A., 1996, In: Climatic Change. 33, 3, p. 351-368 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Temperature, plant development and crop yields
Atkinson, D. & Porter, John Roy, 1996, In: Trends in Plant Science. 1, 4, 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Use of AFRCWHEAT2 to predict the development of main stem and tillers in winter triticale and winter wheat in North East Germany
Ewert, F., Porter, John Roy & Honermeier, B., 1996, In: European Journal of Agronomy. 5, p. 89-103 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1995
- Published
Effects on willow
Evans, L. G., Eckersten, H., Semenov, M. A. & Porter, John Roy, 1995, Climate change and agriculture in Europe. Harrison, P. A., Butterfield, R. E. & Downing, T. E. (eds.). Oxford: Environmental Change Unit, p. 220-223 4 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
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
- 1978
Aggregation of Phytophthora drechsleri zoospores; pattern analysis suggests a taxis
Porter, John Roy & Shaw, D. S., 1978, In: Transactions of the British mycological Society. 71, p. 515 518 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 3148511
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Food security and food production systems
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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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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
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