Table 2. Ingredient composition of starter diets (21 to 28 d of age) and feed price (won/kg)

Item (%)	Experimental diets
	CON	CP 1% reduced
		OAA	HAA
Corn	34.47	36.65	37.61
Wheat	25.00	22.00	22.00
Soybean meal	15.62	17.00	17.00
Rice	3.00	3.00	3.00
Wheat flour	1.00	2.00	2.00
Rapeseed meal	2.50	2.50	2.50
Corn gluten meal	2.00	0.40	0.00
DDGS	5.00	5.00	5.00
Meat meal	2.00	1.00	1.00
Poultry by product	1.00	1.50	1.50
Animal fat	4.32	4.86	4.26
L-Lysine (78%)	0.44	0.46	0.48
DL-Met (98%)	0.32	0.37	0.38
Threonine (98%)	0.06	0.10	0.11
Choline chloride	0.03	0.03	0.03
MCP	0.40	0.40	0.40
Limestone	2.08	1.94	1.94
Salt	0.20	0.20	0.20
NaHCO3	0.10	0.10	0.10
Vitamin premix	0.10	0.10	0.10
Mineral premix	0.10	0.10	0.10
Others	0.26*	0.29**	0.29**
Total	100.00	100.00	100.00
Calculated chemical composition (%)
AMEn (kcal/kg)	3,047	3,047	3,017
Crude protein	19.50	18.50	18.50
Crude fiber	2.84	2.87	2.88
Calcium	1.00	1.00	1.00
Phosphorus	0.45	0.44	0.44
Analyzed amino acid concentration (%)
Arg	1.11	1.13	1.12
His	0.45	0.47	0.45
Ile	0.75	0.77	0.75
Leu	1.64	1.58	1.52
Lys	1.11	1.15	1.09
Met	0.52	0.50	0.49
Phe	0.89	0.91	0.87
Thr	0.81	0.83	0.79
Val	0.87	0.88	0.85
Total price of feed ingredients (won/kg)	381.42	382.26	378.51

Others contained in a control diet included 0.10%, glucose; 0.01%, enzyme cocktails (xylanase 4,000 U/g, α-amylase, 400 U/g, and protease, 8,000 U/g); 0.05%, phytase; 0.10%, bio 5050.
Others contained in the experimental diets included 0.10%, glucose; 0.03%, enzyme cocktails (xylanase 4,000 U/g, α-amylase, 400 U/g, and protease, 8,000 U/g); 0.01%, banti-pearl; 0.05%, phytase; 0.10%, bio 5050.