Prevention of heat stress during the keeping of hen breeds in the hot climate of Azerbaijan

The hen’s performance in Azerbaijan is highly valued depending on their content in different climatic zones. As a result of the negative impact of high temperature on the body of Haysex-Brown hens, it traps the effects of egg yield and degrades egg quality. A number of anti-stress drugs have been used in order to reduce the negative impact of high temperatures on the hens body. As a result, the indicators of hens were formed and observed, which were maintained at a physiological level and prevented a decrease in egg yield. In this aspect, the best results were obtained with the use of the drug Lybecrin.