Formulation and proximate composition of the experimental diets.

1All of these ingredients were supplied by Great Seven Biotechnology Co., Ltd., China. 2Vitamin premix (mg or g/kg diet): cholecalciferol, 5 mg; retinol acetate, 32 mg; thiamin 25 mg;vitamin B12 (1%), 10 mg; riboflavin, 45 mg; pyridoxine HCl, 20 mg; ascorbic acid, 2000 mg; alpha-tocopherol (50%), 240 mg; vitamin K3, 10 mg; pantothenic acid, 60 mg; inositol, 800 mg; niacin acid, 200 mg; folic acid, 20 mg; biotin (2%), 60 mg; choline chloride (50%), 4000 mg;microcrystalline cellulose, 12.47 g. 3Mineral premix (mg or g/kg diet): CuSO4·5H2O, 10 mg; Ca (IO3)2·6H2O (1%), 60 mg; CoCl2·6H2O (1%), 50 mg; FeSO4·H2O, 80 mg; MgSO4·7H2O, 1200 mg; MnSO4·H2O, 45 mg; NaSeSO3·5H2O (1%), 20 mg; ZnSO4·H2O, 50 mg; CaH2PO4·H2O, 10 g; zeolite, 8.485 g. 4Attractants: glycine and betaine. 5Mold inhibitor: contained 50% calcium propionic acid and 50% fumaric acid. Formulation and proximate composition of the experimental diets.