Shifting agriculture - New aspects of an old problem.
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| Format: | Texto biblioteca |
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1967
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| Subjects: | FO FDT, FORESTRY DEVELOPMENT, SHIFTING CULTIVATION, SOIL FERTILITY, ARTIFICIAL REGENERATION, INTERCROPPING, PLANNING, LAND USE, RESEARCH, DEVELOPPEMENT FORESTIER, CULTURE ITINERANTE, DESARROLLO FORESTAL, CULTIVO MIGRATORIO, FERTILITE DU SOL, REGENERATION ARTIFICIELLE, CULTURE INTERCALAIRE, PLANIFICATION, UTILISATION DES TERRES, RECHERCHE, FERTILIDAD DEL SUELO, REGENERACION ARTIFICIAL, CULTIVO INTERCALADO, PLANIFICACION, UTILIZACION DE LA TIERRA, INVESTIGACION, |
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