山区母牛冷冻精液人工配种方式推广及提高输配率受胎率的技术措施
摘要
在当前山区农村,由于饲养管理水平低,母牛繁殖率低,单栏饲养多,母牛空怀率达55%以上,且品种退化,大大影响了养年业的经济效益。近年来,优良杂交牛价格大幅上涨,杂交牛供不应求,存栏出现了明显下降,严重影响了农业生产和养牛业经济的提高,推广优良杂交牛是提高养牛业经济效益和为农户增产增收的技术措施。
出处
《兽医导刊》
2016年第18期221-221,239,共2页
Veterinary Orientation
二级参考文献8
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共引文献2
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1杨阳,刘旭光,杨漫漫,刘亚.性控冻精技术及其在奶牛中的应用[J].中国乳品工业,2013,41(3):40-43. 被引量:6
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2张少卿,王文强,邢世宇,毛永江,杨章平,陈宝林,王锦荣.不同性质冻精在扬州地区奶牛场的繁育效果分析[J].畜牧与兽医,2017,49(5):21-25. 被引量:3