钴在奶牛营养中的研究与应用

Studies and Applications of Cobalt in Cows Nutrition

钴是奶牛日粮中不可缺少的营养元素，在奶牛机体内的新陈代谢、生长发育、繁殖以及免疫等方面发挥重要作用。本文主要就钴在动物机体内的含量与分布、新陈代谢、生物学功能及其在奶牛营养中的应用方面进行了综述。

Colbalt is an indispensable nutriment in cow＇s feed which exerts important functions on metabolism, growth, reproduction and immunity in cow＇s body. The content and distribution, metabolism, biological functions and applications in cow＇s nutrition of cobalt are summarized in this article.