浅谈热应激对奶牛的影响及调控措施

Discussion on the influences of heat stress on dairy cattle and control measures

在炎热的夏季,热应激会导致奶牛生理机能发生紊乱,采食量下降,生产性能降低,甚至导致奶牛发病,严重者造成死亡。预防夏季奶牛热应激的发生,为奶牛创造适宜的、良好的饲养环境,可使奶牛安全、顺利地度过炎热的夏季,防止热应激造成不必要的损失。笔者等从奶牛热应激发生的原因与生理机制入手,综合论述热应激对奶牛的危害和预防热应激的调控措施。

In hoi summer, heat stress can lead to physiological disorders and feed intake decreasing, even death in dairy pows. Effective prevention of heat stress in dairy cattle in summer could create suitable and better feeding environment for cattle and avoid unnecessary losses. The authors mainly discussed on the causes and physiological mechanism of heat stress in dairy cows, at the same time, talked about synthesis of hazard and. controlmeasures of heat stress in dairy cattle.