Effect of 200 μg of gonadorelin hydrochloride at the first GnRH of a CO-Synch program on ovulation rate and pregnancies per artificial insemination in Holstein heifers
Author:
Funder
U.S. Department of Agriculture
USDA NIFA
Publisher
American Dairy Science Association
Reference32 articles.
1. The effect of circulating progesterone on magnitude of the GnRH-induced LH surge: Are there any differences between Bos indicus and Bos taurus heifers?;Batista;Theriogenology,2017
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3. Effect of progesterone supplementation on fertility responses of lactating dairy cows with corpus luteum at the initiation of the Ovsynch protocol;Bisinotto;Theriogenology,2015
4. Association between ovarian follicle development and pregnancy rates in dairy cows undergoing spontaneous oestrous cycles;Bleach;Reproduction,2004
5. Numbers of antral follicles during follicular waves in cattle: Evidence for high variation among animals, very high repeatability in individuals, and an inverse association with serum follicle-stimulating hormone concentrations;Burns;Biol. Reprod.,2005
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