辽育白牛后备种公牛饲养管理技术要点  

Key Points of Feeding and Management of Reserve Bulls of Liaoyu White Cattle

作　　者：王宝东 WANG Baodong(Liaoning Agricultural Development Service Center,Shenyang 110032,China)

机构地区：[1]辽宁省农业发展服务中心,辽宁沈阳110032

出　　处：《饲料博览》2021年第11期37-39,共3页Feed Review

摘　　要：辽育白牛是通过建档的形式组建育种基础群和核心群,以进口夏洛莱为父本,以本地黄牛为母本,级进杂交4代,并经3代横交固定培育而成的我国第3个肉牛培育品种,其含有93.75%的夏洛莱血液和6.25%黄牛血液。文章介绍了辽育白牛后备种公牛的犊牛哺乳阶段、育成阶段、青年阶段的养与管技术要点,期望在饲养管理上为辽育白牛种公牛培育提供一定指导,为其他品种种公牛培育也能提供借鉴和帮助。Liaoyu white cattle is the third breed of beef cattle in China,which is established by filing the breeding basic group and core group,with imported Charolais as the male parent and local yellow cattle as the female parent,four generations of progressive hybridization and fixed cross breeding through three generations.It contained 93.75%Charolais blood and 6.25%yellow cattle blood.The key points of raising and management technology in the lactation stage,breeding stage and youth stage of Liaoyu White Cattle reserve bulls were introduced,hoping to provide some guidances for the cultivation of Liaoyu White Cattle bulls in terms of feeding and management,and references and help for the cultivation of other breeds of bulls were provided.

关 键 词：辽育白牛 夏洛莱 后备种公牛 饲养管理 

分 类 号：S815.4[农业科学—畜牧学]