| abstract |
The invention relates to the technical field of animal husbandry, in particular to a laying hen feed for improving the immunity of laying hens. 25 servings, soybeans 15-25 servings, meat and bone meal 10-20 servings, bran 5-15 servings, fish meal 5-10 servings, salt 1-2 servings, calcium hydrogen phosphate 2-5 servings, multivitamin 0.2-0.5 servings, 0.5-0.8 parts of methionine, 1-3 parts of Sophora japonica leaf powder, and 1-2 parts of choline. The invention also discloses the preparation method of the laying hen feed for improving the immunity of laying hens. After the laying hen feed for improving the immunity of the laying hens prepared by the invention is fed to the laying hens, the immunity of the laying hens is obviously enhanced, the occurrence of diseases is reduced, the market demand can be met, and the laying hen has a broad market prospect. |