Table 2. Composition of the experimental diets (% as-fed basis) in the growing phase

Ingredient	Diets
	Week 0−5	Week 6−10	Week 11−16
Corn	60.40	65.30	70.40
Soybean meal	32.50	26.90	21.10
Wheat bran	1.00	1.50	2.00
Corn gluten meal	1.00	1.50	2.00
Soybean oil	1.50	1.50	1.50
Di-calcium phosphate	1.50	1.30	1.10
Limestone	1.10	1.05	1.00
Salt	0.25	0.25	0.25
L-Lysine	0.05	0.05	0.05
DL-Methionine	0.20	0.15	0.10
Vitamin-mineral premix1	0.50	0.50	0.50
Chemical composition
ME	3,059	3,123	3,187
CP	20.30	18.60	16.70

Vitamin and mineral mixture provided the following nutrients per kg of diet; vitamin A, 24,000 IU; vitamin D₃, 6,000 IU; vitamin E, 30 IU; vitamin K, 4 mg; thiamin, 4 mg; riboflavin, 12 mg; pyridoxine, 4 mg; folacin, 2 mg; biotin, 0.03 mg; vitamin B₈ 0.06 mg; niacin, 90 mg; pantothenic acid, 30 mg; Fe, 80 mg (as FeSO₄ · H₂O); Mn, 80 mg (as MnSO₄ · H₂O); Co, 0.5 mg (as CoSO₄ · H₂O); Cu, 10 mg (as CuSO₄ · H₂O); Se, 0.2 mg (as Na₂SeO₃); I, 0.9 mg (as Ca(IO₃)· 2H₂O).
ME, metabolizable energy; CP, crude protein.