John Roy Porter

John Roy Porter

Professor, emeritus

ORCID: 0000-0002-0777-3028

Publication year:
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  1. 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

  2. Published

    The ¤European Parliament and Council Directive on thelegal protection of biotechnological inventions: text of presentation to the European Parliament's Committee on Legal Rights and CivilianAffairs, December 1997

    Porter, John Roy, 1997

    Research output: Other contribution › Communication

  3. Published

    Modelling effects of ozone exposure, elevated CO2 and weather on wheat

    Ewert, F. & Porter, John Roy, 1999. 2 p.

    Research output: Contribution to conference › Paper › Research

  4. 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

  5. Published

    Challenges in designing ecological agriculture education: a Nordic perspective on change

    Francis, C. A., Lieblein, G., Helenius, J., Salomonsson, L., Olsen, H. & Porter, John Roy, 2001, In: Renewable Agriculture and Food Systems (Print Edition). 16, 2, p. 89-95 7 p.

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

  6. Published

    The ¤use of phenological data and models in a pest risk analyses for karnal bunt (Tilletia indica) in wheat across Europe

    Ewert, F., Porter, John Roy, Miglietta, F., Gioli, B., Baker, R. & Sansford, C., 2001, The ¤times they are changing : book of abstratcs. p. 15 1 p.

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

  7. Published

    Lack of Interaction between Extreme High-Temperature Events at Vegetative and Reproductive Growth Stages in Wheat

    Wollenweber, B., Porter, John Roy & Schellberg, J., 2003, In: Journal of Agronomy and Crop Science. 189, 3, p. 142-150 8 p.

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

  8. Published

    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

  9. Published

    Lack of interaktion between extreme high-temperature events at vegetative and reproductive growtg stages in wheat

    Wollenweber, B., Porter, John Roy & Schellberg, J., 2003, In: Journal of Agronomy and Crop Science. 189, p. 142-150 9 p.

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

  10. Published

    Effects of water deficits and high temperature-events in wheat

    Wollenweber, B., Porter, John Roy, Jensen, C. R. & Schellberg, J., 2004, Ikke angivet. Sven-Erik Jacobsen, C. R. J. J. R. P. (ed.). Samfundslitteratur, p. 195-196 2 p.

    Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

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