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2Texto bibliotecaIICA
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4Texto bibliotecaIICA
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6Texto bibliotecaIICA
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8by 66546 Farrington, J., 15704 Overseas Development Inst., Regent's Park, Londres (RU)
Published 1990Texto bibliotecaIICA -
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10Farmer participation in agricultural research : a review of concepts and practices Farmer participation in agricultural research : a review of concepts and practicesby 66546 Farrington, J., 90680 Martin, A., 15710 Overseas Development Institute, Londres (RU). Agricultural Administration Unit
Published 1993bibliotecaIICA -
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