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This study evaluated effects of equine chorionic gonadotropin (eCG) on fertility of 679 crossbred (Bos taurus × Bos indicus) lactating grazing cows synchronized for fixed-time AI (FTAI). At a random day of the estrous cycle cows received an intravaginal progesterone (P4) implant, 2 mg estradiol...

Prata, A. B.; Pontes, G. C. S.; Monteiro Júnior, P. L. J.; Drum, J. N.; Wiltbank, M. C.; Sartori, R.
Elsevier, New York, USA
Theriogenology, 2017, 98, pp 36-40