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Ovarian and Estrous Response to GnRH and PGF2[alpha] and Effects of Trenbolone Acetate on the Postpartum Interval of Beef Cows

Eric Ryan Downing

出版	Colorado State University, 1999
URL	http://books.google.com.hk/books?id=1AUHtwAACAAJ&hl=&source=gbs_api