Books

1. The technology gap in agriculture: Who is to blame? : inaugural lecture delivered at the University of Botswana on 16th February, 1994 (Professorial inaugural lecture series)
   

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2. Area-Wide Control of Fruit Flies and Other Insect Pests (CABI Publishing)
   

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3. Potassium in Agriculture
   

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4. Risky Rivers: The Economics and Politics of Floodplain Farming in Amazonia (Arizona Studies in Human Ecology)
   

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5. Agricultural Support Policies in Transition (World Bank Technical Paper)
   

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Books