For the farmer who takes care to keep them cool, providing them with high-energyfeed, and milking them regularly, Holstein cows are producing an average of 2,275 gallons of milk each per year.
The results showed that the high energyfeed had no effect on the dry matter intake of cows.
结果表明:使用高能饲料对奶牛的干物质采食量没有影响;
3
The results showed that it was propitious to improve the production ability of nursing sow by adding the high-energyfeed in daily forage in hot season.