Survey of multiple cropping in less developed nations
| Yazar: | |
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| Materyal Türü: | Kitap |
| Dil: | English |
| Baskı/Yayın Bilgisi: |
Washington, D.C.
U.S. Dept. of Agriculture, Economic Research Service
1971.
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| Seri Bilgileri: | Foreign agricultural economic report no.91
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| Konular: |