Table 1.

Compositions of the basal diet (g/kg) for rainbow trout.

Ingredients	Basal diet
Fish meal	300
wheat meal	200
Corn gluten meal	135
Soy protein concentrate	200
Fish oil	70
Soybean oil	50
Cellulose	8.0
Mineral premix a	20
Vitamin mixture b	10
Dimethyl-β-propiothetin	2.0
Choline chloride	5.0
Chemical composition	%
Crude protein	48.30
Crude lipid	13.80

^aMineral premix (mg/kg mixture) MgSO₄·7H₂O, 100.00, NaH₂PO₄·2H₂O, 300.00, KCl, 125.00, ferric citrate, 50.00, ZnSO₄·H₂O, 75.00, Ca-lactate, 100.00; CuSO₄, 15.00; FeCl₃, 25.00, Na₂SeO₃, 10.00; MnSO₄·H₂O, 15.00, and CoCl₂·6H₂O, 10.0.

^bVintamin premix (mg/kg mixture) L-ascorbic acid, 300.00, tocopheryl acetate, 300.00, thiamin, 15.00, riboflavin, 30.00, pyridoxine, 15.00 niacin, 175.00, calcium pantothenate, 200.00, inositol, 300.00, folic acid, 50.00, menadione, 200.00, and cyanocobalamin, 50.00.