Effects of the interval between PGF2α and 2nd GnRH injections in Ovsynch protocol on the ovulation synchronization rate, embryo survival rate, and pregnancy rate after timed AI in Holstein cows
Author:
Publisher
Japanese Society of Veterinary Clinics
Subject
Management, Monitoring, Policy and Law,Geography, Planning and Development
Reference25 articles.
1. 1. Burke JM, De La Sota RL, Risco CA, Staples CR, Schmitt E.J-P, Thatcher WW (1996) Evaluation of timed insemination using a gonadotropin-releasing hormone agonist in lactating dairy cows. J Dairy Sci, 79:1385-1393
2. 3. Echternkamp SE, Bolt DJ, Hawk HW (1976) Ovarian and pituitary hormones in blood of progestogen-treated ewes. J Anim Sci, 42:893-900
3. 4. Galvao KN, Santos JEP, Juchem SO, Cerri RLA, Coscioni AC, Villasenor M (2004) Effect of addition of a progesterone intravaginal insert to a timed insemination protocol using estradiol cypionate on ovulation rate, pregnancy rate, and late embryonic loss in lactating dairy cows. J Anim Sci, 82:3508-3517
4. 5. Honta I, Ito K, Takahashi J, Yasuda Y (1995) Influence of anti-bovine early pregnancy factor antibody on embryonic development and implantation in rats. J Reprod Dev, 41:159-163
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