【摘要】 为了探索BMY的繁殖性能,通过在全日制放牧管理和季节性配种条件下,把2001年至2005年的BMY牛繁殖率进行了统计分析,在扩繁点年平均繁殖成活率为68.46%,小哨点为78.72%,表现出良好的繁殖性能。更多还原

【Abstract】 The record of reproductive traits of BMY cattle from 2001 to 2005 under the grazing condition and seasonal mating regimen was statistically analyzed to investigate the reproductive performance.The result showed that the average reproductive survival rates of BMY cattle in all breeding stations and Xiaoshao breeding station were 68.46% and 78.72%,respectively,and the BMY cattle demonstrated the good reproductive performance in Yunnan province.更多还原