摘要
选择山东省种公牛站饲养的3个品种的采精公牛42头,年龄1.5~6.5岁,体况较好,采精正常,通过其对口蹄疫疫苗注射后精液产能的变化对比,分析该疫苗免疫对各品种种公牛的影响程度,为种公牛站合理安排生产提供参考依据。
42 bulls of 3 varieties aging 1.5-6.5 from shandong Provincial Breeding Bull station were selected to collect the sperms after injecting foot-and -mouth disease vaccine to compare the differences before and after injection. The effects of it were analysed to provide a reference for the proper production of the station.
出处
《家畜生态学报》
2011年第4期75-78,共4页
Journal of Domestic Animal Ecology
基金
山东省农业良种工程资金(2010LZ016)
关键词
口蹄疫疫苗
种公牛
精液品质
foot-and-mouth disease vaccine
breeding bull
sperm quality