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1bibliotecaIICA
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2Texto bibliotecaIICA
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3Farmers' research in practice: lessons from the field Farmers' research in practice: lessons from the fieldby 128087 Veldhuizen, L. van, 130687 Waters-Bayer, A., 108624 Ramírez, R., 81339 Johnson, D.A., 124287 Thompson, J. eds., 12562 Intermediate Technology Development Group, Londres (RU)
Published 1997bibliotecaIICA -
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