试论平原农区乳肉兼用牛的发展

Report on the Development of the Dual Purpose Cattle in Plain Agricultural Areas

基于牛的饲料转化率分析了发展兼用牛的意义,论文从牛奶收集条件和基础母牛资源的角度论述了平原农区发展兼用牛的可行性,提出了平原农区兼用牛的杂交育种模式,建立西门塔尔牛地方类群配套系,低代西杂牛以乳肉兼用型牛杂交,以及乳肉用交替杂交模式。

In order to promote the beef cattle industry, the development of the dual purpo plain agricultural areas is imperative. In this report the significance of the development of th cattle based on the feed conversion efficiency was analyzed, the feasibility of feeding the dual in plain agriculture areas based on the condition of collecting milk and the resource of cattle se cattle in the e dual purpose purpose cattle herds was dis-cussed~ and the model of cross breeding of the dual purpose cattle in the plain agricultural areas was ad-vanced; the breeding system of local groups of Simmental and alternate hybrid models of dairy-beef dual-purpose cattle was established, and it was created that early generation Simmental crossbred cattle was crossbred with dairy-beef dual-purpose cattle.