摘要
引进辽宁绒山羊改良陇东黑山羊,过杂交改良,横交固定和和选育提高三个阶段,形成了陇东绒山羊新品种,2007年经过省级验收,目前还没有经过国家验收形成新的国家品种,本文就陇东绒山羊选育的历程,产区分布、数量、现状和存在的问题进行探讨,以其期为成立新的国家品种奠定基础。
Introduced Liaoning cashmere goat to ameliorate Longdong black goat, which needs three stages., hybridization, cross fixed and improved breeding. So as to cultivate new varieties of Long cashmere goat. After the provincial acceptance in 2007, but there is no national acceptance of the formation of new national varieties at present. In this paper, the process of breeding, the distribution, quantity, status and existing problems of Longdong cashmere goats were discussed, which would lay the foundation for the establishment of new national breeds.
出处
《畜牧兽医杂志》
2017年第6期87-90,共4页
Journal of Animal Science and Veterinary Medicine
关键词
绒山羊
历史
现状
发展
方略
cashmere goat
history
situation
development
strategy