不同品种种公牛繁殖性能分析

目的]在相同的饲养环境条件下,分析不同品种种公牛之间繁殖性能及适应性的差异。方法]通过对云南省家畜冷冻精液站四个品种的种公牛相关精液品质测量数据及终生冻精产量数据进行对比分析。结果]经过对16头种公牛繁殖性能及适应性分析,荷斯坦种公牛原精活力及冻后活力都较其它种公牛表现出较明显的优势;荷斯坦种公牛在有效采精率及冻精产量上也明显高于其它品种公牛。

Reproductive Performance Analysis of Bulls from Different Cattle Breeds

【Objective】Under the same feeding environmental conditions,the reproductive performance and adaptability of the bulls from different cattle breeds were analyzed.【Method】The comparative analysis by the measurement data of semen quality and production from bulls which raised ni Yunnan province livestock frozen semen station.【Result】By the analysis of reproductive performance and adaptability from 16 bulls,HS bulls had more significant advantages in vitality of the original fine and after freezing activity than other three bull breeds.It also had more effective rate of semen collection and semen production than others.