Table 1.
Ingredients and chemical composition of experimental diets

Item	Starter		Grower
	Control	Treatments	Control	Treatments
Ingredient (%)
Corn	31.43	37.64	34.47	37.92
Wheat	25.00	20.00	25.00	22.00
Rice	3.00	3.00	3.00	3.00
Wheat flour	1.00	2.00	1.00	2.00
Soybean meal (44.5%)	19.52	19.96	15.62	16.58
Rapeseed meal	1.50	1.50	2.50	2.50
Corn gluten meal	2.00	2.00	2.00	2.00
Dried distiller`s grains with solubles	5.00	5.00	5.00	5.00
Meat meal	2.50	2.50	3.00	2.50
Animal fat	4.52	2.39	4.32	2.58
L-Lysine HCl (78%)	0.52	0.51	0.44	0.41
DL-Methionine (98%)	0.38	0.37	0.32	0.30
L-Threonine (98%)	0.03	0.02	0.06	0.05
Choline chloride (50%)	0.03	0.03	0.03	0.03
Mono-calcium phosphate	0.60	0.58	0.40	0.38
Limestone	2.52	2.00	2.39	2.25
Salt	0.20	0.20	0.20	0.20
Vitamin-mineral premix1	0.20	0.20	0.20	0.20
Phytase	0.05	0.05	0.05	0.05
Enzyme products	-	0.05	-	0.05
Chemical compositions, calculated
CP (%)	20.50	19.50	19.50	18.50
Crude fiber (%)	2.88	2.92	2.84	2.88
Ca (%)	0.90	0.90	1.00	1.00
Phosphorus (%)	0.49	0.49	0.45	0.45
Total Lys (%)	1.30	1.30	1.15	1.15
Total TSAA (%)	1.05	1.05	0.96	0.96
AMEn (kcal/kg)	3,037	2,937	3,047	2,947

Vitamin and mineral mixtures provided the following nutrients per/kg feed: vitamin A, 80,000 IU; vitamin D₃, 1,600 IU; vitamin E, 20 IU; vitamin K₃, 8 mg; vitamin B₁, 8 mg; vitamin B₂, 24 mg; vitamin B₆, 12 mg; vitamin B₁₂, 0.040 mg; pantothenic acid, 40 mg; folic acid, 4 mg; nicotinic acid, 120 mg, Fe, 60 mg: Zn, 50 mg; Mn, 60 mg; Co, 0.3 mg; Cu, 10 mg; Se, 0.2mg.