Table 1.
Formula and nutrient composition of experimental diets

	Starter (1~21d)			Grower (22~35d)
	SBM	PBM	EHPBM	SBM	PBM	EHPBM
Ingredients (%)
Corn	52.00	62.55	62.00	54.40	64.50	64.15
Soybean meal	32.00	0.00	0.00	30.24	0.00	0.00
Poultry by-product meal	0.00	22.00	0.00	0.00	20.70	0.00
Enzyme-hydrolyzed poultry by-product meal	0.00	0.00	22.90	0.00	0.00	21.00
Sesame seed meal	5.50	5.30	5.50	3.00	3.00	3.00
Rice bran	3.00	3.00	3.00	3.00	3.00	3.00
Tallow	3.40	2.90	3.10	6.26	5.70	5.90
Dicalcium phosphate	2.00	2.00	2.00	1.20	1.00	1.00
Limestone	0.80	0.80	0.80	1.00	1.00	1.00
Salt	0.40	0.40	0.40	0.40	0.40	0.40
Vitamin premix1	0.20	0.20	0.20	0.20	0.20	0.20
Mineral premix2	0.10	0.10	0.10	0.10	0.10	0.10
L-Lysine HCl	0.30	0.60	0.00	0.00	0.25	0.15
DL-Methionine	0.20	0.15	0.10	0.20	0.15	0.10
Nutrient content
ME (kcal/kg)	3,036	3,039	3,034	3,250	3,250	3,255
Crude protein (%)	22.38	22.38	22.38	20.35	20.35	20.36
Lysine (%)	1.51	1.53	1.53	1.39	1.37	1.35
Methionine (%)	0.55	0.53	0.54	0.56	0.54	0.54

Provided per kg of complete diet: vitamin A, 10,000 IU; vitamin D₃, 2,500IU; vitamin E, 20 IU; vitamin B₁, 1.5 mg; vitamin B₂, 5.0 mg; vitamin B₆, 0.15 mg; vitamin B₁₂ 15.0 mg; choline, 300 mg; pantothenate, 12 mg; nicotinic acid, 50 mg; biotin, 0.15 mg; folic acid, 1.5 mg.
Provided per kg of diet: Fe, 60 mg, Cu, 10 mg; Zn, 80 mg; Mn, 110 mg; Iodine, 0.48 mg; Se, 0.40 mg.