-
141 0 0 0 0
Mineral tolerance of domestic animals
- 作者: National Research Council (U.S.).
- 出版: Washington, D.C. : National Academy of Sciences 1980.
- 資料類型: 電子書
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257 0 0 0 0
The effects on human health of subtherapeutic use of antimicrobials in animal feeds
- 作者: Assembly of Life Sciences (U.S.).
- 出版: Washington, D.C. : National Academy of Sciences 1980.
- 資料類型: 電子書