Conception rate in Holstein cows treated with GnRH or hCG on the fifth day post artificial insemination during summer Taxa de concepção de vacas Holandesas tratadas com GnRH ou hCG no quinto dia após a inseminação artificial no verão

Conception rate in Holstein cows treated with GnRH or hCG on the fifth day post artificial insemination during summer Taxa de concepção de vacas Holandesas tratadas com GnRH ou hCG no quinto dia após a inseminação artificial no verão

Lactating Holstein cows (n=158), at 213±112 days in milking and averaging 26±9kg of milk per day, were randomly assigned to one of three treatment groups: control (CG, n=52, saline), GnRH (GG, n=55, 100g gonadorelin), and hCG (HG, n=51, 2500IU) given five days after artificial insemination (AI). Rec...

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Bibliographic Details
Main Authors: M.P. Beltran, J.L.M. Vasconcelos
Format: Article
Language:English
Published: Universidade Federal de Minas Gerais 2008-06-01
Series:Arquivo Brasileiro de Medicina Veterinária e Zootecnia
Subjects:
vaca leiteira
concepção
progesterona
hCG
GnRH
dairy cow
conception
progesterone
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-09352008000300009

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http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-09352008000300009

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