Sá Filho, M F <br/><br/>
Equine chorionic gonadotropin improves the efficacy of a progestin-based fixed-time artificial insemination protocol in Nelore (Bos indicus) heifers.  [electronic resource] 

 -  Animal reproduction science  Apr 2010 
 - 182-7 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>1873-2232 
<br/><br/><label>Standard No.: </label>10.1016/j.anireprosci.2009.10.004  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Cattle<br/>Chorionic Gonadotropin--administration & dosage<br/>Cloprostenol--administration & dosage<br/>Corpus Luteum--diagnostic imaging<br/>Drug Implants<br/>Estradiol--administration & dosage<br/>Estrus Synchronization<br/>Female<br/>Horses<br/>Insemination, Artificial--methods<br/>Luteolytic Agents<br/>Ovarian Follicle--anatomy & histology<br/>Ovulation<br/>Pregnancy<br/>Pregnenediones--administration & dosage<br/>Progesterone--blood<br/>Time Factors<br/>Ultrasonography