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简介
刘林：
1. 北京奶牛中心副主任
2.北京市奶牛体系岗位专家
3.农业农村部奶牛生产性能测定实验室(北京)主任
经典课程：
《奶牛群体改良技术与商业模式》
猜你想学
徐闯-奶牛围产期代谢健康再认识与研究进展，徐国斌-中兽药在产后保健中的应用
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