摘要
奶牛情期受胎率是影响奶牛繁育率的重要因素之一。本文就新疆褐牛生产母牛的授精时间、授精部位及授精前是否触摸(检查)卵巢对情期受胎率的影响进行了实践探索,发现授精时间的掌握对奶牛情期受胎率影响最大,输精部位次之。
The rate of cow＇s oestrum fecundation is one key factor of cattle＇s breeding rate.This study focus on the influences of the insemination time, insemination parts and test of the ovary of the cow to the fecundation rate. It is turned out that the insemination time affect the most, followed by the insemination parts.
出处
《草食家畜》
2010年第1期33-34,共2页
Grass-Feeding Livestock
关键词
输精方法
奶牛
情期受胎率
seminiferous method
cattle
oestrum fecundation rate
