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Google圖書搜尋
Ovarian Steroid Control of Serum Luteinizing Hormone Concentrations in Holstein Heifers
Thomas Wesley Beck
出版
Michigan State University. Department of Dairy Science
, 1976
URL
http://books.google.com.hk/books?id=6ULhwVwvS6oC&hl=&source=gbs_api