Organization and management of field activities in on-farm research a review of experience in nine countries
| 第一著者: | |
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| フォーマット: | 図書 |
| 言語: | English |
| 出版事項: |
The Hague
Int'l. Service for Nat'l. Agricultural Research
1988.
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| シリーズ: | OFCOR-Comparative study
no.2 |
| 主題: |