摘要
DHI技术通过了解牛群和个体的遗传进展、产奶水平、奶的质量与奶牛繁殖等,可对个体和牛群的生产性能和遗传性能进行综合评定,对于奶牛生产和育种具有重要意义。本文论述了DHI在国内外的应用,分析了DHI目前在陕西奶牛产业发展中取得的成效、存在的问题,并提出了今后的工作方向和发展建议。
DHI technology is to evaluate the reproduction and genetic performance of cow by understangding the genetic process of cattle populations and individuals, milk yield,milk quality and breeding,it plays a significant role in production and breeding of dairy cattle. This paper discussed the application of DHI both at home and abroad,analysis the achievements and problems of cow industry in Shaanxi province, and put forward the direction and suggestions for the future development.
出处
《畜牧兽医杂志》
2017年第1期58-61,共4页
Journal of Animal Science and Veterinary Medicine
关键词
DHI
发展现状
建议
DHI
current situation
suggestions
