Dairy cow diet preparation notes
1, the rough match should be reasonable. The proportion of diets is generally 45%-60% for roughage, 35%-50% for concentrated feed, 3%-4% for mineral feed, 1% for vitamins and trace elements, and 1.5:1 for calcium and phosphorus -2:1.
2. The supply of food should be scientific. Silage corn, dairy cows produce more than 20 kilograms per day; more than 3 kilograms of hay should be preferred wolfberry, ryegrass and other high-quality hay; fine material per kilogram of production of fresh milk supply of one kilogram.
3. It is forbidden to use animal-originated feeds. There should be a test report for outsourced mixed concentrates.
4. It is forbidden to use mildewed forage material, especially moldy corn, soybean meal, rice straw, bran bran and so on.
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