Search Results - "Martins, João Paulo Nascimento"
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When Implementing the Presynch-11/Ovsynch Reproductive Management Program, the Fertility of Lactating Dairy Cows Improved When They Received Timed Artificial Insemination Compared with the Inclusion of Estrus Detection
Published in Animals (Basel) (01-08-2024)“…Artificial insemination 12 h following observed standing estrus is a standard estimate of the fertility levels of cattle. The main objective of this study was…”
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Journal Article -
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Assessment of in vitro sperm characteristics and their importance in the prediction of conception rate in a bovine timed-AI program
Published in Animal reproduction science (01-03-2013)“…The aims of this study were to assess in vivo fertility and in vitro sperm characteristics of different sires and to identify sperm variables important for the…”
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Journal Article -
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Effect of an additional gonadotropin-releasing hormone 2 days after the initiation of a resynchronization program 25 days after artificial insemination on fertility of lactating dairy cows
Published in JDS communications (01-11-2024)“…[Display omitted] •G25&27 did not decrease nonpregnant cows without CL at day 32.•G25&27 did not improve the overall fertility of primiparous cows.•G25&27 was…”
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Advancing the pharmacological control of ovarian development to enhance fertility of lactating dairy cows
Published 01-01-2016“…Reproductive performance of lactating dairy cows is a key profit generator for dairy producers. During the last 6 decades, as milk production has increased…”
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Dissertation
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Dynamics of luteolysis in lactating dairy cows using two prostaglandin F2α analogues
Published 01-01-2010“…The probability of a pregnancy decreases substantially in lactating dairy cows treated with Ovsynch if corpus luteum regression is delayed or incomplete. There…”
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Dissertation -
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Advancing the pharmacological control of ovarian development to enhance fertility of lactating dairy cows
“…Reproductive performance of lactating dairy cows is a key profit generator for dairy producers. During the last 6 decades, as milk production has increased…”
Get full text
Dissertation