COMPARISON BETWEEN ESTRADIOL CYPIONATE AND GONADOTROPIN RELEASING HORMONE AS OVULATION SYNCHRONIZATION TREATMENTS FOR FIXED-TIME ARTIFICIAL INSEMINATION PROGRAMS IN BRAHMAN-CROSS HEIFERS IN A SUBTROPICAL REGION OF NORTHEASTERN MEXICO
Synchronization protocols with intravaginal progesterone releasing devices (CIDR) and PGF2α were evaluated, with GnRH or estradiol cypionate (ECP) added for fixed-time artificial insemination (FTAI) in five counties in Tamaulipas, Mexico. Brahman-cross heifers (≥15 months old) were selected based...
Main Authors: | , , , , , , , |
---|---|
Format: | Article |
Language: | English |
Published: |
Universidad Autónoma de Yucatán
2012-12-01
|
Series: | Tropical and Subtropical Agroecosystems |
Subjects: | |
Online Access: | http://www.revista.ccba.uady.mx/ojs/index.php/TSA/article/view/1415 |