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總筆數:2
| 篇名 | 作者 | 刊名 | 出版年 | 查看 |
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| Soil conservation and governmental policies in tropical areas: Does aidworsen the incentives for arresting erosion? |
Grepperud, S.; |
Agricultural Economics |
1995-08-01 |
查看 |
| Soil conservation and governmental policies in tropical areas: Does aidworsen the incentives for arresting erosion? |
Grepperud, S.; |
Agricultural Economics |
1995-08-01 |
查看 |
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