Upland corn yields in a contour hedgerow system a production function approach
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| 格式: | 圖書 |
| 語言: | 英语 |
| 出版: |
Los Baños, Laguna
SEAMEO Regional Center for Graduate Study and Research in Agriculture
1996.
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| 叢編: | Working paper/SEARCA-UQ Uplands Research Project
no. 8 |
| 主題: |