The fertilizer programme in 1971 and projections for the future
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| Main Author: | |
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| Format: | Texto biblioteca |
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| Published: |
1972
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| Subjects: | AGL FFHC FP, FERTILIZERS, EXTENSION ACTIVITIES, ECONOMIC DISTRIBUTION, ENGRAIS, ABONOS, VULGARISATION, DISTRIBUTION ECONOMIQUE, EXTENSION, DISTRIBUCION ECONOMICA, |
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