- Effects of progestagen exposure duration on estrus synchronization and conception rates of crossbreed ewes undergoing fixed time artificial insemination
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Blaschi W, Lunardelli PA, Marinho LS, Max MC, Santos GM, Silva-Santos KC, Melo-Sterza FA, Baldassarre H, Rigo TR, Seneda MM
- KMID: 2155628
- J Vet Sci.
- 2014 Sep;15(3):433-437.
- doi: 10.4142/jvs.2014.15.3.433
Synchronization of estrus and ovulation are of paramount importance in modern livestock improvement programs. These methods are critical for assisted reproduction technologies, including artificial insemination and embryo transfer, that can... -
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- Influence of category-heifers, primiparous and multiparous lactating cows-in a large-scale resynchronization fixed-time artificial insemination program
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Marques MD, Morotti F, da Silva C, Junior MR, da Silva R, Baruselli , Seneda MM
- KMID: 2344310
- J Vet Sci.
- 2015 Sep;16(3):367-371.
- doi: 10.4142/jvs.2015.16.3.367
This study was conducted to evaluate the influence of category (heifers, primiparous or multiparous cows) on pregnancy rates in a large scale resynchronization ovulation program. Nelore heifers (n = 903),... -
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