Constraints to fertilizer use in Africa
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| Main Authors: | , |
|---|---|
| Format: | Texto biblioteca |
| Language: | |
| Published: |
(np)
1985
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| Subjects: | AGL FP, FERTILIZERS, PRODUCTION DATA, CONSUMPTION, ENGRAIS, ABONOS, DONNEE DE PRODUCTION, CONSOMMATION, DATOS DE PRODUCCION, CONSUMO, |
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