Table 1. Ingredients and calculated nutrient composition of the experimental diets¹

Items	Dietary treatments²
Items	CON	CSL 0.5	CSL 3.0
Ingredients
Corn	53.85	53.75	53.45
Dried corn steep liquor	0.00	0.50	3.00
Wheat bran	7.44	7.48	7.48
Soybean meal (45%)	26.82	26.38	24.05
Vegetable oil	1.00	1.00	1.00
Limestone	9.60	9.60	9.60
Mono-calcium phosphate	0.68	0.68	0.75
Salt	0.30	0.30	0.30
Lysine-HCl	0.00	0.01	0.07
L-Threonine	0.01	0.00	0.00
Vitamin-mineral premix³	0.30	0.30	0.30
Calculated nutrient composition (%)
ME (kcal/kg)	2,700	2,700	2,700
Crude protein	17.50	17.50	17.50
Calcium	4.00	4.00	4.00
Total phosphorus	0.58	0.58	0.58
SID lysine	0.82	0.82	0.82
SID methionine	0.24	0.24	0.24
SID threonine	0.57	0.57	0.57

ME, metabolizable energy; SID, standardized ileal digestible.
CON: Basal diet meets the recommended nutritional requirements for Hy-Line Brown; CSL 0.5: CON + 5 g/kg CSL; CSL 3.0: CON + 30 g/kg CSL.
Provided per kilogram of diet: vitamin A, 12,000 IU; vitamin D₃, 2,500 IU; vitamin E, 30 IU; vitamin K₃, 3 mg; D-pantothenic acid, 15 mg; nicotinic acid, 40 mg; choline, 400 mg; and vitamin B₁₂, 12 μg; Fe, 90 mg from iron sulphate; Cu, 8.8 mg from copper sulphate; Zn, 100 mg from zinc oxide; Mn, 54 mg from manganese oxide; I, 0.35 mg from potassium iodide; Se, 0.30 mg from sodium selenite.