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總筆數:3
| 篇名 | 作者 | 刊名 | 出版年 | 查看 |
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| Attribution and other problems in assessing the returns to agricultural R&D |
Alston, J.M.;Pardey, P.G.; |
Agricultural Economics |
2001-09-01 |
查看 |
| The economic costs of conserving genetic resources at the CGIAR centres |
Koo, B.;Pardey, P.G.;Wright, B.D.; |
Agricultural Economics |
2003-12-01 |
查看 |
| The economic costs of conserving genetic resources at the CGIAR centres |
Koo, B.;Pardey, P.G.;Wright, B.D.; |
Agricultural Economics |
2003-12-01 |
查看 |
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