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5bibliotecaIICA
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6by 73766 Gregory, P.H., 112564 Rogers, H.H., 15695 Overseas Development Administration, Londres (RU)
Published 1974bibliotecaIICA -
7Epidemiology of Phytophthora on cocoa in Nigeria; final report of the International Cocoa Black Pod Research Project Epidemiology of Phytophthora on cocoa in Nigeria; final report of the International Cocoa Black Pod Research Projectby 73766 Gregory, P.H., 89242 Maddison, A.C. eds., 5888 Commonwealth Mycological Institute, Surrey (RU)
Published 1981bibliotecaIICA -
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9by 73766 Gregory, P.H., 33699 6. Conferencia Internacional de Investigación en Cacao Caracas (Venezuela) Noviembre 1977
Published 1977bibliotecaIICA -
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14The role and relative importance of different ant species in the dissemination of black pod disease of cocoa The role and relative importance of different ant species in the dissemination of black pod disease of cocoaby 123616 Taylor, B., 73847 Griffin, M.J., 73766 Gregory, P.H., 89242 Maddison, A.C. eds., 5888 Commonwealth Mycological Institute, Surrey (RU)
Published 1981bibliotecaIICA -
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