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Rearing Foals and Lambs by the Use of Colostrum, Blood Serum, and Substitute Milks
Paul E. Howe
United States. Bureau of Animal Industry
J. A. Gamble
I. P. Earle
出版
U.S. Department of agriculture
, 1938
URL
http://books.google.com.hk/books?id=85fnMQEACAAJ&hl=&source=gbs_api