Functions and role of extension in the development of fertilizer use
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Main Authors: | , , |
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Format: | Texto biblioteca |
Language: | |
Published: |
1975
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Subjects: | FAO NORAD, AGL TPFD, EXTENSION ACTIVITIES, FERTILIZERS, TRAINING, VULGARISATION, ENGRAIS, EXTENSION, ABONOS, FORMATION, CAPACITACION, |
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