John Roy Porter

John Roy Porter

Professor, emeritus

ORCID: 0000-0002-0777-3028

Publication year:
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1 - 10 out of 16Page size: 10
  1. 2000
  2. Published

    Conceptual foundation for innovative education in agroecology

    Francis, C., Helenius, J., Lieblein, G., Porter, John Roy, Olsen, H. & Salomonsson, L., 2000, Integrating concepts of sustainability into education for agriculture and rural development. Bor, W. V. D., Holen, P., Wals, A. & Filho, W. L. (eds.). Frankfurt am Main: Peter Lang, Vol. 6. p. 125-137 13 p. (Environmental education, communication and sustainability).

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  3. Published

    Effects of high temperature extremes on wheat

    Ferris, R., Wheeler, T. R., Ellis, R. H., Hadley, P., Wollenweber, B., Porter, John Roy, Karacostas, T. S., Papadopoulos, M. N. & Schellberg, 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. 31-55 25 p.

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  4. Published

    Effects of water deficits and high temperature-events in wheat

    Wollenweber, B., Jensen, C. R., Schellberg, J. & Porter, John Roy, 2000. 1 p.

    Research output: Contribution to conference › Paper › Research

  5. Published

    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

  6. Published

    Modelling CO2 effects on wheat with varying nitrogen supplies

    Jamieson, P., Berntsen, J., Ewert, F., Kimball, B. A., Olesen, J. E., Pinter, P. J., Porter, John Roy & Semenov, M., 2000, In: Agriculture, Ecosystems & Environment. 82, p. 27-37 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  7. Published

    Modelling CO2 effects on wheat with varying water supply

    Ewert, F., Rodriguez, D., Mitchell, R. A. C., Semenov, M., Porter, John Roy, Goudriaan, J., Jamieson, P., Kimball, B. A., Manderscheid, R., Fangmeier, A. & Fereres, E., 2000. 1 p.

    Research output: Contribution to conference › Paper › Research

  8. 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

  9. Published

    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

  10. 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

  11. Published

    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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