查詢 text:National agricultural research systems Evaluation. ，共 3 筆
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Agricultural extension and research :achievements and problems in national systems
- 作者: Purcell, Dennis.
- 出版: Washington, D.C. : World Bank ©1997.
- 資料類型: 電子書
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Soil and water quality :an agenda for agriculture
- 作者: National Research Council (U.S.).
- 出版: Washington, D.C. : National Academy Press 1993.
- 資料類型: 電子書
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Ecologically based pest management :new solutions for a new century
- 作者: National Research Council (U.S.).
- 出版: Washington, D.C. : National Academy Press 1996.
- 資料類型: 電子書