1. A reasonable mix of feed. First, it should be used in conjunction with high-energy feeds such as corn and sorghum. Second, appropriate amounts of methionine and lysine should be added to the bran to ensure the balance of amino acids in the formulated feed. Third, calcium supplements should be taken care of (such as Add bone meal, shell powder, eggshell powder, etc. to make the ratio of calcium and phosphorus in the feed meet the requirements. 2. Avoid using bran to feed special birds. Bran cortically loose, strong water absorption, if a large number of long-term dry feed, coupled with insufficient drinking water, will lead to special poultry constipation. 3. Appropriate control of bran feed. Before laying eggs or laying eggs, laying birds should be fed with light salt water bran soup or light sugar water bran soup to facilitate bowel movement. Specially control the feeding amount of special birds for fattening, young birds and special birds. Experiments have shown that the proportion of bran in special poultry diets is: 20% ducklings of green mallard ducks, 20%-25% chickens, 2-80% chicks, 8%-10% chicks, 15% poultry eggs, fattening 2% to 8% of poultry. Source: Henan Rural News
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