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rou niu hou yi ce ding shi yan
Author(s): 
Pages: 216
Year: Issue:  14
Journal: Veterinary Orientation

Keyword:  肉牛后裔测定;
Abstract: 肉牛后裔测定对于种牛培育是一项非常重要的工作.与奶牛不同,现如今鉴于我国各地区肉牛饲养规模小、出栏快、分布广等实际情况,后裔测定几乎无法开展.随着我国现代畜牧业的发展,自主培育优秀肉用种牛越发显现其重要意义.为此,通辽京缘有限责任公司自2010年以来开始开展肉牛后裔测定工作,采用同期同龄女儿育种值估算方法,在自然环境、饲养条件基本相同的地区,对种公牛的后裔生长发育情况进行遗传评估,为种公牛的生产经营提供了比较有价值的试验结果.
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