Genetics aspects of reproductive performance for Holstein
A total of 16678 records of age at first calving and ages at next calving , in addition to 14058 records of calving interval belonged to Holstein cows were analysed over period from 1992 to 2003 , at the Nasr Dairy Cattle Station, United Company for Animal Resources Ltd., Al-Soueira ( 50 Km South of...
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Format: | Article |
Language: | English |
Published: |
University of Baghdad, College of Veterinary Medicine
2006-12-01
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Series: | The Iraqi Journal of Veterinary Medicine |
Online Access: | https://jcovm.uobaghdad.edu.iq/index.php/Iraqijvm/article/view/821 |