Browsing by Subject "pregnancy rate"
Now showing items 1-2 of 2
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Effects of synchronization treatments on ovarian follicular dynamics, corpus luteum growth, and circulating steroid hormone concentrations in lactating dairy cows
(American Dairy Science Association, 2012-02-01)Lactating dairy cows (n = 57) >= 45 d postpartum at first service were enrolled in a randomized complete block design study to evaluate treatments to synchronize estrus and ovulation. At 10 d before artificial ... -
Evaluation of protocols to synchronize estrus and ovulation in seasonal calving pasture-based dairy production systems
(American Dairy Science Association, 2011-09-01)Lactating dairy cows (n = 1,538) were enrolled in a randomized complete block design study to evaluate protocols to synchronize estrus and ovulation. Within each herd (n = 8), cows were divided into 3 calving groups: early; ...