多年来我国对马匹繁殖的发情鉴定,主要是采用“直肠检法”。这种鉴定法,准确率的高低取决于配种员的实践经验和熟练程度,所以往往造成失配、误配和种畜精液浪费。同时,劳动强度大,而且多在春季配种,配种员必须露臂操作,长期以来就会形成职业病。为了适应畜牧业发展的需要和改变发情鉴定的落后方法,内 Over the years our country breeding of estrus horses, mainly the use of “rectal test method.” This identification method, the accuracy of the level depends on the practice of gaffer’s experience and proficiency, it often leads to mismatch, mismatch and breeding stock semen waste. At the same time, labor intensity, and more in the spring breeding, breeding personnel must be exposed arm operation, long-term will form occupational diseases. In order to meet the needs of the development of animal husbandry and to change the backward methods of estrus identification