摘要
本文通过统计 1 999年～ 2 0 0 2年 4年中南德温种公牛采精记录 ,对采精量、原精密度、原精活力以及冻后活力进行初步的总结 ,并就这 4项内容的数据进行各季节及各年的相互比较分析。通过数据分析 ,初步总结出了南德温这一引进的新品种鲜精和冻精的品质特性。
According to the records of semen collection of South Devon bull from 1999 to 2002, fresh semen volume, density, activity and frozen semen activity data were summed up, and semen quality of South Devon bull was compared between different seasons and years. Results showed that semen quality of South Devon bull in different seasons and years was not significantly different.
出处
《黄牛杂志》
2004年第5期12-14,共3页
Journal of Yellow Cattle Science
关键词
南德温牛
种公牛
精液
品质
采精
Semen
Fresh semen density
Fresh semen activity
Frozen semen activity
