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- 英語(4)
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- National Research Council (U.S.).(4)
- United States.(4)
- U.S. Fish and Wildlife Service.(2)
- Connecticut Sea Grant College Program.(1)
- Maryland Sea Grant College.(1)
- Maryland.(1)
- National Academy of Sciences (U.S.)(1)
- National Biological Survey (U.S.)(1)
- National Fish and Wildlife Foundation (U.S.)(1)
- Raven, Peter H.(1)
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- 資料類型
- 電子書(4)
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- 主題
- NATURE(3)
- Ecology.(2)
- SCIENCE(2)
- Agriculture(1)
- Agriculture.(1)
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143 0 0 0 0
Land use and wildlife resources
- 作者: National Research Council (U.S.).
- 出版: Washington : National Academy of Sciences 1970.
- 資料類型: 電子書
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6 0 0 0 0
Endangered and threatened species of the Platte River
- 作者: National Research Council (U.S.).
- 出版: Washington, D.C. : National Academies Press ©2005.
- 資料類型: 電子書
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125 0 0 0 0
Nonnative oysters in the Chesapeake Bay
- 作者: National Research Council (U.S.).
- 出版: Washington, D.C. : National Academies Press ©2004.
- 資料類型: 電子書
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3 0 0 0 0
A biological survey for the nation
- 作者: National Research Council (U.S.).
- 出版: Washington, D.C. : National Academy Press 1993.
- 資料類型: 電子書