Table 1.

Composition and nutrient levels (%) of the basal diet (air-dry basis).

Ingredients	1 to 21 d	22 to 42 d	Nutrition levels1	1 to 21 d	22 to 42 d
Corn	58.20	60.18	ME, MJ/kg	12.45	12.94
Soybean meal	30.20	28.20	Crude protein	21.02	20.01
Wheat bran	2.15	2.60	Calcium	1.02	0.96
Fish meal	3.25	3.10	Total phosphorus	0.70	0.65
Stone powder	2.48	2.36	Available phosphorus	0.46	0.38
CaHPO4	1.26	1.17	Methionine	0.52	0.50
Soybean oil	1.18	1.23	Lysine	1.15	1.10
NaCl	0.20	0.20	Methionine + Cystine	0.90	0.86
Lysine	0.26	0.12
Methionine	0.20	0.10
Premix2	0.50	0.50
Total	100.00	100.00

¹The metabolizable energy was calculated value, while the others were measured value.

²One kilogram of premixed feed could provide: VA 8,000 IU, VD₃ 1,000 IU, VE 20 IU, VK 0.5 mg, VB₁ 3 mg, VB₂ 9 mg, VB₆ 7 mg, VB₁₂ 0.03 μg, niacin 35 mg, D-pantothenic acid 10 mg, folic acid 0.55 mg, biotin 0.18 mg, Fe 100 mg, Cu 8 mg, Zn 100 mg, Mn 120 mg, I 0.7 mg, Se 0.3 mg.