San Lu in Naiyuan bases across the country to comprehensively promote the production of corn silage, corn field to digest dairy cows each year more than 300 million mu, a good ecological benefits.

• 三鹿在遍布各地的奶源基地全面推广青贮玉米制作技术，奶牛每年消化玉米田达300万亩以上，产生了良好的生态效益。