Revisiting the Timing of Insemination at Spontaneous Estrus in Dairy Cattle
Cows show spontaneous estrus over 8–20 h but become refractory to the bull about 10–12 h before ovulation. This indicates that ovulation occurs 10–12 h after the end of estrus behavior, yet spermatozoa from the bull ejaculate need to undergo maturation and capacitation for 6 to 8 h in the female rep...
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| Format: | Article |
| Language: | English |
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MDPI AG
2022-12-01
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| Series: | Animals |
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| Online Access: | https://www.mdpi.com/2076-2615/12/24/3565 |