Effects of Different Dietary Selenium Sources on the Meat Quality and Antioxidant Capacity of Yellow Catfish (Pelteobagrus fulvidraco)

Table 1

Formulation and proximate composition of the basal diet (% in dry matter).

Ingredients	%
White fishmeal^1	32.00
Soybean meal^2	17.00
Rapeseed meal	17.55
Corn starch	9.73
Wheat flour	10.00
Fish oil	2.53
Soybean oil	2.53
Vitamin premix^3	0.39
Mineral premix^4	5.00
Choline chloride	0.11
Cellulose	0.16
Carboxymethyl cellulose	3.00
Proximate composition
Crude protein	42.96
Crude fat	6.32
Ash	13.21
Moisture	7.99
Gross energy (kJ/g)	17.35

¹White fish meal: purchased from American Seafood Company, Seattle, Washington, USA. ²Soybean meal: purchased from Wuhan Coland Feed Co. Ltd, Wuhan, Hubei, China. ³Vitamin premix (mg/kg diet): vitamin B₁, 20; vitamin B₂, 20; vitamin B₆, 20; vitamin B₁₂, 0.02; folic acid, 5; calcium patothenate, 50; inositol, 100; niacin, 100; biotin, 0.1; cellulose, 3412; ascorbic acid, 100; vitamin A, 11; vitamin D, 2; vitamin E, 50; vitamin K, 10. ⁴Mineral premix (mg/kg diet): NaCl, 500.0; MgSO₄·7H₂O, 8155.6; NaH₂PO₄·2H₂O, 12,500.0; KH₂PO₄, 16,000.0; Ca(H₂PO₄) ·2H₂O, 7,650.6; FeSO₄·7H₂O, 2,286.2; C₆H₁₀CaO₆·5H₂O, 1,750.0; ZnSO₄·7H₂O, 178.0; MnSO₄·H₂O, 61.4; CuSO₄·5H₂O, 15.5; CoSO₄·7H₂O, 0.91; KI, 1.5; corn starch, 900.3.