母牛不孕发病情况调查及防治

Several Causes of Infertility in Cows and Prevention Measures

母牛不孕是牛养殖业的一大问题,有些养殖场繁殖母牛的不孕率甚至高达50%以上。繁殖母牛不孕原因复杂,通常与养殖管理、疾病因素有很大联系。临床上母牛不孕主要表现为不能正常发情,发情不规律,隐性发情,多次配种不能正常受胎,即便是能受胎,也表现为早期和中期流产,甚至在后期流产产生死亡胎儿。由于引起母牛不孕的原因十分复杂,需要兽医人员深入基层地区开展广泛性的调查研究,不断总结防治经验,构建针对性的防控方案,切实降低母牛不孕的发生几率,保证养殖效益。该文结合奶牛养殖场母牛不孕的调查结果,分造成该种疾病的原因,提出相应的防治方案。

The infertility of cows is a big problem in cattle breeding industry.The infertility rate of cows in some farms is as high as 50%.The causes of infertility in breeding cows are complex and often related to breeding management and disease factors.The main clinical manifestations of female infertility are not normal estrus,irregular estrus,recessive estrus,repeated mating can not be normal pregnancy,even if pregnancy,but also the performance of early and mid-term abortion,even in the late abortion produced fetal death.As the causes of infertility in cows are very complicated,it is necessary for veterinarians to carry out extensive investigations and studies in grass-roots areas,constantly summarize the experience of prevention and control,and construct targeted prevention and control programs to effectively reduce the incidence of infertility in cows,to ensure the benefit of breeding.Based on the investigation of infertility in dairy cows,the causes of the disease were analyzed,and the corresponding prevention and control measures were put forward.