| abstract |
The invention discloses a method for raising cows capable of producing selenium-rich milk and belongs to the technical field of cow raising. The raising method comprises the following steps: each cow in a lactation period is fed with selenium yeast in the adding amount of 20-30 mg/day, the content of vitamin E, zinc sulfate monohydrate and manganese sulfate monohydrate in feed is changed 40 days after feeding starts, and then the cows are fed with the feed with changed composition until the lactation period ends. With adoption of the method, the content of selenium in the milk produced by the cows can keep higher level for a long time, the feeding cost is low, and the method is applicable to production of the selenium-rich milk. |