What should be paid attention to when preparing pig feed formula

1, the feed should be finely processed as far as possible to prevent mildew and deterioration; Use as little fish meal as possible to reduce the feeding cost; Rapeseed cake and cottonseed cake should be detoxified;

2. When used in native pigs and binary hybrid pigs, the ratio of corn to bean cake (meal) can be appropriately reduced;

3. Adjust the feed ratio according to different seasons. In winter, the proportion of energy feed such as corn should be increased, and the proportion of protein feed such as bean cake (meal) should be appropriately reduced. In summer, due to the decrease of food intake, the proportion of energy feed such as corn should be reduced and the calcium content should be increased appropriately;

4. Leafy vegetable feed should not be simmered, tender corn seedlings and sorghum seedlings should not be fed to pigs, potato buds and their fresh stems and leaves should not be fed to pigs, and the feeding amount of salt and distiller's grains should be controlled;

5, diverse and reasonable, to ensure comprehensive nutrition. Among the green, coarse and refined feed for pigs, green feed contains many vitamins, minerals and high-quality protein. Coarse material has laxative effect; The concentrate has high nutritional value.