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Showing 1 to 4 of 4 for “"Primiparous sows"”.
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Managing the lactating sow to stimulate lactation ovulation
In lactation, sows are typically anoestrus, with ovulation occurring three to seven days after weaning at approximately 24 days post-partum. Increasing piglet age to greater than 28 days improves piglet performance and welfare; however, it also results in reduced sow farrowing frequencies, making …
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Luteinizing hormone and progesterone dynamics in the early pregnancy of the sow
… jugularis catheter was inserted into pregnant primiparous sows and progesterone concentrations in local (vena cava caudalis) and peripheral (vena jugularis) blood samples were compared on Day 14. In gilts that were inseminated and classified post mortem whether they were pregnant or not, the …
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Postweaning anestrus in the sows: Effect of the low-energy diet during lactation
… in the onset of estrus following weaning in primiparous sows. Our first goal was to determine whether LE intake during lactation causes a postweaning imbalance in reproductive and metabolic hormones. Effects of a decreased level of dietary energy intake during lactation on plasma …
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External and internal factors influencing ovarian follicle development in weaned sows and the use of hormonal technology to improve subsequent fertility
The student, Lidia Sbaraini Arend, accepted the attached license on 2022-04-20 at 14:45.