Reproductive performance of Holstein cows treated with prostaglandin F2a, gonadotropin releasing hormone, and recombinant bovine Somatotropin
The objective of this study was to examine the effects of presynchronization and recombinant bovine somatotropin (rbST) on conception rates following a timed insemination (TAI) protocol in lactating dairy cows. A further objective included the evaluation of the efficacy of the Early Conception Facto...
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Virginia Tech
2011
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| Online Access: | http://hdl.handle.net/10919/10171 http://scholar.lib.vt.edu/theses/available/etd-09242004-143415 |