Taxa de prenhez em vacas leiteiras submetidas a inseminação artificial em tempo fixo utilizando gonadotrofina coriônica equin / Pregnancy rate in dairy cows submitted to fixed time artificial insemination using equine chorionic gonadotropin
R. bras. Reprod. Anim.
; 40(4): 299-301, Out-Dez. 2016. tab
Article
em Pt
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| ID: vti-24077
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BR68.1
Localização: BR68.1
ABSTRACT
This study aimed to evaluate the pregnancy rate in cyclic lactating dairy cows inseminated at fixed timeusing eCG in the withdrawal of progesterone implant. The experimental design was a randomized blocks, twotreatments with 32 repetitions for G1 and 31 repetitions for G2. The G1 control group cows with hormonalprotocol with the use of eCG; G2 cows with hormonal protocol without using eCG. The study presented to theGroup eCG with pregnancy rate of 28.13%, while no eCG group had a 16.13% pregnancy rate. The statisticaldifference between the groups was not significant (p = 0.2522). In conclusion, the use of eCG had no influenceon the pregnancy rate.(AU)
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Pt
Revista:
R. bras. Reprod. Anim.
/
Rev. bras. reprod. anim
Ano de publicação:
2016
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Article
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Congress and conference