Table 1.

Ingredient composition of experimental diets (%, as-fed basis).

Ingredients		Nutrients Level 2
Corn	53.38	Digestible energy (MJ/kg)	14.82
Soybean meal, 44% crude protein	14.55	Crude protein	23.71
Fermented soybean meal	15.00	Calcium	0.80
Fish meal	6.00	Total phosphorus	0.63
Whey powder	5.00	Apparent total tract digestible phosphorus	0.36
Glucose	2.00	Total Lysine	1.59
Soybean oil	1.01	Standardized ileal digestible Lysine	1.35
Dicalcium phosphate	0.37	Total Methionine	0.50
Limestone	0.88	Standardized ileal digestible Methionine	0.44
Salt	0.30	Total Methionine + Cystine	0.86
L-Lysine HCl, 78%	0.34	Standardized ileal digestible Methionine + Cystine	0.72
L-Methionine, 98%	0.09	Total Threonine	0.99
L-Threonine, 98%	0.08	Standardized ileal digestible Threonine	0.79
Vitamin and mineral premix 1	1.00	Total Tryptophan	0.27
		Standardized ileal digestible Tryptophan	0.22

¹ Premix supplied per kg diet: retinyl acetate, 5512 IU; cholecalciferol, 2200 IU; DL-α-tocopheryl acetate, 30 IU; menadione sodium bisulfite complex, 4 mg; riboflavin, 5.22 mg; D-calcium-pantothenate, 20 mg; niacin, 26 mg; vitamin B₁₂, 0.01 mg; Mn (MnSO₄·H₂O), 40 mg; Fe (FeSO₄·H₂O), 75 mg; Zn (ZnSO₄·7H₂O), 75 mg; Cu (CuSO₄·5H₂O), 100 mg; I (CaI₂), 0.3 mg; Se (Na₂SeO₃), 0.3 mg. ² The nutrients level was analyzed value, except for digestible energy, apparent total tract digestible phosphorus, standardized ileal digestible Lysine, Methionine, Methionine + Cystine, Threonine and Tryptophan, which are calculated values.