الأسمدة واستعمالاتها
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Main Authors: | , |
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Format: | Texto biblioteca |
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Rome (Italy) FAO
2003
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Subjects: | FERTILIZERS, FERTILIZER APPLICATION, EXTENSION ACTIVITIES, APPLICATION RATES, ADVISORY OFFICERS, DOSE D'APPLICATION, CONSEILLER AGRICOLE, ENGRAIS, FERTILISATION, VULGARISATION, DOSIS DE APLICACION, AGENTES DE EXTENSION, ABONOS, APLICACION DE ABONOS, EXTENSION, |
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