夏季热应激对奶牛的影响及预防措施

Effect of Heat Stress on Dairy Cows in Summer and Its Preventive Measures

炎热夏季环境温度升高,会导致奶牛出现热应激情况,热应激会使奶牛对外界和机体内部受到的不同刺激产生不同的应答,进而使奶牛机体出现不同程度地紊乱,各机体功能下降,严重的情况下会造成奶牛中暑死亡。在夏季,如何缓解奶牛出现的热应激,是目前奶牛养殖业重点关注的问题。

In hot summer,the increase of environmental temperature will lead to heat stress in dairy cows.Heat stress will make dairy cows have different responses to the external and internal stimulation,and then make dairy cows have different degrees of disorder,each organism function drops,under the serious condition can cause the cow heatstroke death.In summer,how to alleviate the heat stress of dairy cattle is the key problem of dairy cattle breeding.