Ultimate measure of dairy herd improve and establish elite cow herd is dairy breeding work.
奶牛育种工作，是改善牛群质量、建立良种奶牛群根本措施。
2
Heilongjiang Province remote training system of cowbreeding is developed just for such demand.
黑龙江省奶牛养殖远程培训系统正是基于这样的需求而开发的。
3
Milch cow industry is one of important part of dairy industry, including breeding milch cow, raising milch cow, preventing and cure of the epidemic disease and milk production.