Sustainable agriculture research and education in the field
Summary (En)
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| Format: | Texto biblioteca |
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Washington, DC (USA) National Academy Press
1991
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| Subjects: | SUSTAINABILITY, EXTENSION ACTIVITIES, RESEARCH, AGRICULTURAL POLICIES, FARM INPUTS, FARMING SYSTEMS, AGRICULTURAL DEVELOPMENT, DURABILITE, VULGARISATION, RECHERCHE, SOSTENIBILIDAD, EXTENSION, INVESTIGACION, POLITIQUE AGRICOLE, MOYEN DE PRODUCTION AGRICOLE, SYSTEME D'EXPLOITATION AGRICOLE, DEVELOPPEMENT AGRICOLE, POLITICA AGRICOLA, INSUMOS AGRICOLAS, SISTEMAS DE EXPLOTACION, DESARROLLO AGRICOLA, |
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| Summary: | Summary (En) |
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