新疆某规模化牛场奶牛流产情况调查

摘要

The dairy cow abortion during 2011~2013 has been investigated in a large-scale dairy farm of Xinjiang in this paper. The results indicated that the abortion rate of dairy cow during 2011~2013 were 9.28%, 9.69% and 10.92%, rising year by year. Meanwhile, the abortion rate is related to some factors,such as month,number of fetation and gestation days.%本次调查以新疆某规模奶牛场为对象，调查该牛场在2011～2013年中奶牛的流产情况。结果表明，该牛场2011～2013年奶牛的流产率分别为9.28%、9.69%和10.92%，呈逐年上升趋势。其次，奶牛流产与月份、胎次和妊娠天数等因素相关。