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性控精液和常规精液对奶牛受胎率影响的实验研究 被引量:2

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摘要 用荷斯坦奶牛性控精液和常规精液对奶牛受胎率的影响进行试验。通过比较分析,结果显示,采用性控精液人工授精的情期受胎率为59%,采用常规精液人工授精的情期受胎率为74%。试验表明,性控精液组的受胎率明显低于常规精液组。其主要原因是性控精液在分离过程中,精子受到不同程度的损伤,使精子的存活时间缩短,从而增加了未受精率,导致奶牛的受胎率下降。
出处 《新疆畜牧业》 2013年第1期38-40,共3页
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