ESTIMATION OF GENETIC PARAMETERS OF SOME PRODUCTIVE AND REPRODUCTIVE PERFORMANCE ASPECTS IN FRIESIAN CATTLE
34 Friesian cows records were analyzed reared at AL-Iśhagi dairy cattle station (50 km north of Baghdad) during the period 1996-2005. Heritability estimates for milk yield 305 day (MY305d), the period between calving and first estrous, services per conceptions, day open, lactation period , dry peri...
Main Authors: | , |
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Format: | Article |
Language: | Arabic |
Published: |
College of Agriculture
2018-09-01
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Series: | Mesopotamia Journal of Agriculture |
Online Access: | https://magrj.mosuljournals.com/article_161477_3a0dd2060bb19159b5c6c9bccc472d44.pdf |