Effect of the ovulatory follicle diameter and progesterone concentration on the pregnancy rate of fixed-time inseminated lactating beef cows

Effect of the ovulatory follicle diameter and progesterone concentration on the pregnancy rate of fixed-time inseminated lactating beef cows

The objective of this study was to evaluate the influence of the ovulatory follicle diameter on the reproductive performance of lactating beef cows subjected to low progesterone fixed-time artificial insemination (FTAI) protocols. Ninety-three lactating beef cows (60-80 days postpartum) at random st...

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Bibliographic Details
Main Authors: Luiz Francisco Machado Pfeifer, Sofia del Carmen Bonilla de Souza Leal, Augusto Schneider, Eduardo Schmitt, Marcio Nunes Corrêa
Format: Article
Language:English
Published: Sociedade Brasileira de Zootecnia 2012-04-01
Series:Revista Brasileira de Zootecnia
Subjects:
corpus luteum
fertility
post-partum cows
progesterone
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982012000400024

Internet

http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982012000400024

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