John Roy Porter
Professor, emeritus
Section for Crop Sciences
Højbakkegård Allé 13
2630 Taastrup
- Published
Soil properties, crop production and greenhouse gas emissions from organic and inorganic fertilizer-based arable cropping systems
Chirinda, N., Olesen, J. E., Porter, John Roy & Schjønning, P., 2010, In: Agriculture, Ecosystems & Environment. 139, 4, p. 584-594 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
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
- Published
Assessing models for parameters of the Ångström-Prescott formula in China
Liu, X., Xu, Y., Zhong, X., Zhang, W., Porter, John Roy & Liu, W., 2012, In: Applied Energy. 96, p. 327-338 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
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
- Published
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
- Published
Making science more effective for agriculture
Sadras, V., Alston, J., Aphalo, P., Connor, D., Denison, R. F., Fischer, T., Gray, R., Hayman, P., Kirkegaard, J., Kirchmann, H., Kropff, M., Lafitte, H. R., Langridge, P., Lenne, J., Mínguez, M. I., Passioura, J., Porter, J. R., Reeves, T., Rodriguez, D., Ryan, M. & 2 others, , 2020, Advances in Agronomy. Sparks, D. L. (ed.). Academic Press, p. 153-177 25 p. (Advances in Agronomy, Vol. 163).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
- Published
Contribution of crop models to adaptation in wheat
Chenu, K., Porter, John Roy, Martre, P., Basso, B., Chapman, S. C., Ewert, F., Bindi, M. & Asseng, S., 2017, In: Trends in Plant Science. 22, 6, p. 472-490 19 p.Research output: Contribution to journal › Review › Research › peer-review
- Published
Adaptation response surfaces for managing wheat under perturbed climate and CO2 in a Mediterranean environment
Ruiz-Ramos, M., Ferrise, R., Rodríguez, A., Lorite, I. J., Bindi, M., Carter, T. R., Fronzek, S., Palosuo, T., Pirttioja, N., Baranowski, P., Buis, S., Cammarano, D., Chen, Y., Dumont, B., Ewert, F., Gaiser, T., Hlavinka, P., Hoffmann, H., Höhn, J. G., Jurecka, F. & 17 others, , 2018, In: Agricultural Systems. 159, p. 260-274 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Climate change impact and adaptation for wheat protein
Asseng, S., Martre, P., Maiorano, A., Roetter, R. P., O'Leary, G. J., Fitzgerald, G. J., Girousse, C., Motzo, R., Giunta, F., Babar, M. A., Reynolds, M. P., Kheir, A. M. S., Thorburn, P. J., Waha, K., Ruane, A. C., Aggarwal, P. K., Ahmed, M., Balkovic, J., Basso, B., Biernath, C. & 47 others, , 2019, In: Global Change Biology. 25, 1, p. 155-173Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Implications of crop model ensemble size and composition for estimates of adaptation effects and agreement of recommendations
Rodríguez, A., Ruiz-Ramos, M., Palosuo, T., Carter, T. R., Fronzek, S., Lorite, I. J., Ferrise, R., Pirttioja, N., Bindi, M., Baranowski, P., Buis, S., Cammarano, D., Chen, Y., Dumont, B., Ewert, F., Gaiser, T., Hlavinka, P., Hoffmann, H., Höhn, J. G., Jurecka, F. & 17 others, , 2019, In: Agricultural and Forest Meteorology. 264, p. 351-362 12 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
- Published
Variability and scaling: matching methods and phenomena
Marshall, B., Crawford, J. W. & Porter, John Roy, 1997, Scaling-up : from cell to landscape. Gardingen, P. R. V., Foody, G. M. & Curran, P. J. (eds.). Cambridge: Cambridge University Press, Vol. 63. p. 253-272 20 p. (Society for Experimental Biology seminar series).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
- 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
Mennesker kan ikke ejes
Toft, J. & Porter, John Roy, 1996, In: Dagbladet Information. 30Research output: Contribution to journal › Journal article › Communication
- 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
Scaling-up AFRCWHEAT2 model to assess phenological development for wheat in Europe
Harrison, P. A., Porter, John Roy & Downing, T. E., 2000, In: Agricultural and Forest Meteorology. 101, p. 167-186 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Sustainability and biological interactions in a combined food and energy cropping system
de Neergaard, Andreas, Langer, Vibeke, Kuemmel, B., Føreid, B. & Porter, John Roy, 2000. 1 p.Research output: Contribution to conference › Paper › Research
- Published
Patent confusion in law on new plant varieties
Porter, John Roy, 2000Research output: Other contribution › Communication
- Published
Modelling and experimental studies of the growth and development of wheat
Porter, John Roy, 2000, Copenhagen: The Royal Veterinary and Agricultural University, Department of Dairy and Food Science, Agroecology Group. 99 p.Research output: Book/Report › Ph.D. thesis › Research
- Published
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
- Published
Effects of windbreak strips of willow coppice: modelling and field experiment on barley in Denmark
Foereid, B., Bro, Rasmus, Mogensen, V. O. & Porter, John Roy, 2002, In: Agriculture, Ecosystems & Environment. 93, 1-3, p. 25-32 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Spring Wheat Leaf Appearance and Temperature: Extending the Paradigm?
MCMaster, G. S., Wilhelm, W. W., Palic, D. B. & Porter, John Roy, 2003, In: Annals of Botany. 91, 6, p. 697-705 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
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
- Published
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
- Published
Impacts of Climate Change on renewable Energy Sources and their Role in Nordic and Baltic Energy Systems: Case of Bio-Fuels: Research Notes
Venäkäinen, A., Kellomäki, S., Sigurdsson, B., Linder, S., Porter, John Roy & Kull, O., 2007, University of Joensuu, Faculty of Forestry. 86 p.Research output: Book/Report › Book › Research
- Published
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
- Published
Calibration of the Ångström-Prescott coefficients (a, b) under different time scales and their impacts in estimating global solar radiation in the Yellow River basin
Liu, X., Mei, X., Li, Y., Zhng, Y., Wang, Q., Jensen, J. R. & Porter, John Roy, 2009, In: Agricultural and Forest Meteorology. 149, 3-4, p. 697-710 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Biomass for biofuels - the challenge and a possible way forward
Felby, C., Porter, John Roy, Rasmussen, S., Schjoerring, Jan K., Nielsen, T. H., Sakuragi, Y. & Willats, W. G. T., 2009. 1 p.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Ecosystem services from agriculture
Porter, John Roy & Sigsgaard, L, Apr 2008, Ecosystem Services and Drivers of Biodiversity Change. Report of the RUBICODE electronic conference. Grant, F., Harrison, J., Sykes, P., Skourtos, M., Rounsevell, M., Kluvánková-Oravská, T., Settele, J., Musche, M., Anton, C. & Watt, A. (eds.). p. 33 1 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research
- Published
Emergy signature as a basis for sustainability valuation of agro-ecosystems
Ghaley, Bhim Bahadur, Montesino San Martin, M. & Porter, John Roy, 2011. 1 p.Research output: Contribution to conference › Poster › Research
- Published
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
- Published
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
- Published
Durum wheat quality prediction in Mediterranean environments: from local to regional scale
Toscano, P., Gioli, B., Genesio, L., Vaccari, F. P., Miglietta, F., Zaldei, A., Crisci, A., Ferrari, E., Bertuzzi, F., La Cava, P., Ronchi, C., Silvestri, M., Peressotti, A. & Porter, John Roy, 2014, In: European Journal of Agronomy. 61, p. 1-9 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Analyse af IPCC delrapport 2 - Effekter, klimatilpasning og sårbarhed: med særligt fokus på Danmark
Christensen, J. H., Arnbjerg-Nielsen, K., Grinsted, Aslak, Halsnæs, K., Jeppesen, E., Madsen, H., Olesen, J. E., Porter, John Roy, Refsgaard, J. C. & Olesen, M., 2014, København: Miljøministeriet, Naturstyrelsen. 54 p.Research output: Book/Report › Report › Research
- Published
Summary for policymakers
Field, C. B., Barros, V. R., Mastrandrea, M. D. & Porter, John Roy, 2014, Climate change 2014: impacts, adaptation and vulnerability. . Vol. Part A. p. 1-32 32 p.Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research › peer-review
- Published
Relationship between C:N/C:O stoichiometry and ecosystem services in managed production systems
Ghaley, Bhim Bahadur, Sandhu, H. S. & Porter, John Roy, 2015, In: P L o S One. 10, 4, 14 p., e0123869.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
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
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
- Published
Verdens bønder - fremtidens helte
Olofsdotter, M. & Porter, John Roy, 2000, In: Morgenavisen Jyllands-Posten. 21, 1 p.Research output: Contribution to journal › Journal article › Communication
- Published
Distribution of assimilated carbon in plants and rhizosphere soil of basket willow (Salix viminalis L.)
de Neergaard, Andreas, Porter, John Roy & Gorissen, A., 2002, In: Plant and Soil. 245, 2, p. 307-314 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Modeling Grain Nitrogen Accumulation and Protein Composition to Understand the Sink/Source Regulation of Nitrogen Romobilisation for Wheat
Martre, P., Porter, John Roy, Jamieson, P. & Triboï, E., 2003, In: Plant Physiology. 133, p. 1959-1967 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
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
- Published
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
- Published
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
Sansford, C., Murray, G., Brennan, J., Leth, V., Porter, John Roy, Kelly, P., Miglietta, F., Riccioni, L., Magnus, H. & Petrson, G., 2006, EC. 164 p. (Deliverable Report DL 6.1). (Deliverable Report 6.5).Research output: Book/Report › Report › Research
- Published
Variation in reference crop evapotranspiration caused by the Ångström-Prescott coefficient: locally calibrated versus the FAO recommended
Liu, X., Mei, X., Li, Y., Wang, Q., Zhang, Y. & Porter, John Roy, 2009, In: Agricultural Water Management. 96, 7, p. 1137-1145 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Climate Change and Agriculture: The heart of a perfect storm
Porter, John Roy, 2010, Abstracts of Papers. International Institute for Bet Research, p. 2-3Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
- Published
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
- Published
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
- Published
Decoupling of greenhouse gas emissions from global agricultural production: 1970-2050
Bennetzen, E. H., Smith, P. & Porter, John Roy, 2016, In: Global Change Biology. 22, 2, p. 763-781 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 3148511
Most downloads
-
7848
downloads
Food security and food production systems
Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
Published -
7172
downloads
Emergy signature as a basis for sustainability valuation of agro-ecosystems
Research output: Contribution to conference › Poster › Research
Published -
1162
downloads
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