Table 1.

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

Item	CON 1	CWB 2	FWB 3
Corn	77.30	59.35	59.35
Soybean meal	17.55	15.50	15.50
Coarse wheat bran 4		20.00
Fine wheat bran 5			20.00
Soybean oil	2.00	2.00	2.00
Dicalcium Phosphate	1.30	1.30	1.30
Limestone	1.05	1.05	1.05
Salt	0.30	0.30	0.30
Vitamin and mineral premix 6	0.50	0.50	0.50
Calculated composition
ME 7, kcal/kg	3,285	3,159	3,159
SID lysine	0.58	0.57	0.57
Calcium	0.78	0.80	0.80
Total phosphorus	0.70	0.72	0.72
Analyzed composition
GE8, kcal/kg	3,729	3,662	3,662
Crude protein	12.68	15.31	15.30
Neutral detergent fiber	15.70	18.30	18.28
Total dietary fiber	10.74	15.19	15.21
Soluble dietary fiber	1.49	2.20	2.90
Insoluble dietary fiber	9.25	12.99	12.31

¹CON = a corn-soybean meal diet.

²CWB = diet contained coarse wheat bran with particle size of 605 μm.

³FWB = diet contained fine wheat bran with particle size of 438 μm.

⁴Coarse wheat bran, with particle size of 605 μm. Analyzed coarse wheat bran (as fed-basis): dry matter, 87.37%; ash, 5.02%; crude protein, 16.93%; neutral detergent fiber, 51.65%; acid detergent fiber, 13.23%; total dietary fiber, 43.77%; soluble dietary fiber, 4.01%; insoluble dietary fiber, 39.76%.

⁵Fine wheat bran, with particle size of 438 μm. Analyzed fine wheat bran (as fed-basis): dry matter, 86.98%; ash, 4.55%; crude protein, 16.79%; neutral detergent fiber, 49.11%; acid detergent fiber, 13.01%; total dietary fiber, 43.92%; soluble dietary fiber, 5.98%; insoluble dietary fiber, 37.94%.

⁶The vitamin and mineral premix provided the following per kilogram of the diet: 12,000 IU vitamin A; 3,000 IU vitamin D₃; 15 IU vitamin E; 1.8 mg vitamin K₃; 1.0 mg thiamine; 3.0 mg riboflavin; 1.5 mg pyridoxine; 0.015 mg vitamin B₁₂; 15 mg pantothenic acid; 30 mg nicotinic acid; 0.2 mg biotin; 1.5 mg folic acid; 100 mg Zn; 85 mg Fe; 12 mg Mn; 20 mg Cu; 1.2 mg I; 0.4 mg Se.

⁷ME = metabolizable energy.

⁸GE = gross energy.