Some considerations on cropping systems and the development of fertilizer use programmes
2 tables; 1 ref.
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| Main Authors: | , , |
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| Format: | Texto biblioteca |
| Language: | |
| Published: |
1977
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| Subjects: | FAO NORAD, FERTILIZERS, CROPPING SYSTEMS, INTERCROPPING, MIXED CROPPING, ENGRAIS, SYSTEME DE CULTURE, ABONOS, SISTEMAS DE CULTIVO, CULTURE INTERCALAIRE, CULTURE EN MELANGE, CULTIVO INTERCALADO, CULTIVO MIXTO, |
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