摘要
引进优秀种猪基因资源,提高高产基因频率。是每一个养猪场都面临的课题,本文对我国引入外国种猪 引种数量、选育方法、群体近交增量(△F)的变化进行了论述,同时对怎样发挥引进种猪的高生产性能提出了自 己的看法。
It is an important topic for a pig farm to introduce excellent pig gene resources in order to increase the frequency of excellent gene in its pig population. The quantity, selection method and inbreeding increase(△F) were discussed in this article, in the same time, some advices about how to improve the excellent performance of the introduced pigs were given .
出处
《黑龙江八一农垦大学学报》
2002年第4期60-61,共2页
journal of heilongjiang bayi agricultural university
关键词
种猪
引进
管理
选育方法
群体近交增量
introduced pigs
selection and breeding
inbreeding increase
