Table 1.

Formulation and chemical composition of experimental diets.

Ingredients (% dry matter)	Diets
	HCLL	MCML	LCHL
White fishmeala	15	15	15
Caseinb	24	24	24
Fish oilc: soybean oil (1:1)	0	6	12
Corn starchd	45	30	15
Vitamin premixe	0.39	0.39	0.39
Choline chloride	0.11	0.11	0.11
Mineral premixf	5	5	5
Carboxymethylcellulose sodium	3	3	3
Cellulose	7.5	16.5	25.5
CHEMICAL COMPOSITION (%)
Crude protein	32.50	33.20	32.96
Crude lipid	2.35	8.17	14.47
Starch	38.59	24.91	13.88
Ash	6.10	6.32	6.78
Gross energy (kJ/g)	18.14	19.50	20.86

HCLL, High Carbohydrate Low Lipid, 45% carbohydrate, 2% lipid; MCML, Medium Carbohydrate Medium Lipid, 30% carbohydrate, 8% lipid; LCHL, Low Carbohydrate High Lipid, 15% carbohydrate, 14% lipid.

^aWhite Fishmeal, American Seafood Company, Seattle, Washington, USA.

^bCasein, Lanzhou Longruan Casein Co. Ltd., Lanzhou, Gansu, China

^cFish oil, Anchovy oil from Peru, purchased from Coland Feed Co., Ltd., Wuhan, China.

^eCorn starch, Wuhan Coland Feed Co., Ltd., Wuhan, China.

^eVitamin premix (mg/kg diet), thiamin, 20; riboflavin, 20; pyridoxine, 20; cyanocobalamine, 0.020; folic acid, 5; calcium pantothenate, 50; inositol, 100; niacin, 100; biotin, 0.1; starch, 645.2; ascorbic acid, 100; vitamin A, 110; vitamin D, 20; vitamin E, 50; vitamin K, 10.

^fMineral salt premix (mg/kg diet): NaCl, 500; MgSO₄·7H₂O, 4575.0; NaH₂PO₄·2H₂O, 12500.0; KH₂PO₄, 16000.0; Ca(H₂PO₄)₂·H₂O, 6850.0; FeSO₄, 1250.0; C₆H₁₀CaO₆·5H₂O, 1750.0; ZnSO₄·7H₂O, 111.0; MnSO₄·4H₂O, 61.4; CuSO₄·5H₂O, 15.5; CoSO₄·6H₂O, 19.02; KI, 178.33; starch, 6253.33.