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2Texto bibliotecaFAO IT
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3Texto bibliotecaFAO IT
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4Texto bibliotecaFAO IT
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5Texto bibliotecaIICA
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9Farming for the future: an introduction to low-external-input and sustainable agriculture Farming for the future: an introduction to low-external-input and sustainable agricultureby Reijntjes, C., Information Centre for Low-External-Input and Sustainable Agriculture, Leusden (Netherlands) eng, Haverkort, B., Waters-Bayer, A.
Published 1992Texto bibliotecaFAO IT -
10Une agriculture pour demain: introduction a une agriculture durable avec peu d'intrants externes Une agriculture pour demain: introduction a une agriculture durable avec peu d'intrants externesby Reijntjes, C., Centre Technique de Cooperation Agricole et Rurale, Wageningen (Netherlands) fre, Haverkort, B., Waters-Bayer, A.
Published 1995Texto bibliotecaFAO IT -
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12Farming for the future : an introduction to low-external-input and sustainable agriculture Farming for the future : an introduction to low-external-input and sustainable agricultureby 109784 Reijntjes, C., 76501 Haverkort, B., 130687 Waters-Bayer, A., 10868 Information Centre for Low-External -Input and Sustainable Agriculture, Leusden (Países Bajos)
Published 1992bibliotecaIICA -
13High potential hillsides soil conservation and recuperation in Meso-America High potential hillsides soil conservation and recuperation in Meso-Americaby 94413 Minderhoud-Jones, M., 84407 Laban, P., 51878 Bunch, R., 109784 Reijntjes, C., 4428 Centre for Information on Low-External-Input and Sustainable Agriculture, Leusden (Países Bajos)
Published 1998bibliotecaIICA