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Timed Artificial Insemination with Estradiol Cypionate Or Insemination at Detected Estrus in High-producing Dairy Cows

Ronaldo Luis Aoki Cerri

出版	University of California, Davis, 2004
URL	http://books.google.com.hk/books?id=QjZzTIKCiDAC&hl=&source=gbs_api