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INTERNATIONAL POSTS

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  • 1972-73 Visiting Scientist May 1972 - February 1973 at Colorado State University. Pasture Physiology and Systems Analysis.

  • 1979-80 Visiting Scientist May 1979 - May 1980 at Centro Internacional de Agricultura Tropical, Cali, Colombia. Water relations and productivity of cassava.

  • 1986 Visiting Professor, Dept. Agronomy and Range Science, University of California, Davis, May to July, 1986.

  • 1988-89 Visiting Professor, Dept. Agronomy and Range Science, University of California, Davis, July 1988 - Jan 1989.

  • 1992 Visiting Professor, Facultad de Agronomía, Universidad de Buenos Aires, Argentina, January to March. Physiology of nitrogen response in sunflower.

  • 1992 Visiting Professor, Facultad de Agronomía, Universidad de Córdoba, Spain, April - June. Simulation modelling in sunflower.

  • 1996 Visiting Professor, Instituto de Agricultura Sostenible and Facultad de Agronomía, Universidad de Córdoba, Spain, January - June.  Agronomy and simulation modelling.

  • 2001 Visiting Expert, FAO, Rome. Good Farming Practice, January - September

  • 2002­-2003 Visiting Professor, Instituto de Agricultura Sostenible and Facultad de Agronomía, Universidad de Córdoba, Spain. Olive physiology, agronomy and simulation modelling.

  • 2004- Associate, AgSystems Group, Universidad Politécnica de Madrid

  • 2004 ­- International Consultant, Austria, Bangkok, Cambodia, Laos, Philippines, Paraguay, South Africa, China, Indonesia, Zimbabwe

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