Training and information in the development of the use of fertilizers and related inputs
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| Main Authors: | , , , |
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| Format: | Texto biblioteca |
| Language: | |
| Published: |
1977
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| Subjects: | FAO NORAD, EXTENSION ACTIVITIES, FERTILIZERS, FARMERS, TRAINING PROGRAMMES, VULGARISATION, ENGRAIS, EXTENSION, ABONOS, AGRICULTEUR, PROGRAMME DE FORMATION, AGRICULTORES, PROGRAMAS DE CAPACITACION, |
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