Savanes d'Afrique, terres fertiles? Comment produire plus et de facon durable en zone de savanes au sud du Sahara
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Format: | Texto biblioteca |
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Paris (France) CIRAD
1990
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Subjects: | SAVANNAS, AGRICULTURAL DEVELOPMENT, SOIL FERTILITY, MIXED FARMING, ORGANIC AGRICULTURE, FARMING SYSTEMS, SOIL MANAGEMENT, FERTILIZER APPLICATION, SOIL CONSERVATION, INNOVATION ADOPTION, SAVANE, DEVELOPPEMENT AGRICOLE, FERTILITE DU SOL, SABANAS, DESARROLLO AGRICOLA, FERTILIDAD DEL SUELO, POLYCULTURE ELEVAGE, AGRICULTURE BIOLOGIQUE, SYSTEME D'EXPLOITATION AGRICOLE, GESTION DU SOL, FERTILISATION, CONSERVATION DES SOLS, ADOPTION DE L'INNOVATION, EXPLOTACION AGRICOLA COMBINADA, AGRICULTURA ORGANICA, SISTEMAS DE EXPLOTACION, MANEJO DEL SUELO, APLICACION DE ABONOS, CONSERVACION DE SUELOS, ADOPCION DE INNOVACIONES, |
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