Table 1.

Diet composition and nutrient content (%).

Ingredients, %	Experimental Phase
	Days 1–28 of Experiment	Day 29 to End of Experiment
Corn	66.70	70.70
Wheat bran	10.00	10.00
Soybean meal, CP43%	20.00	16.60
Soybean oil	1.00	-
Limestone	0.92	1.00
Dicalcium phosphate	0.27	0.60
Feed-grade sodium chloride	0.30	0.42
Choline chloride, 50%	0.10	0.10
Vitamin premix 1	0.05	0.05
l-Lys·HCL (98.5%)	0.16	0.15
Mineral premix 2	0.50	0.38
Total	100.00	100.00
Calculated or analyzed nutrient content
DE, Mcal/kg	3.22	3.16
3 Crude protein, %	15.37	14.22
3 Calcium, %	0.50	0.59
3 Total phosphorus, %	0.46	0.52
SID Lys, %	0.70	0.63

^1,2 The premix provided the following vitamin and trace minerals per kilogram of diet: 4000 IU of vitamin A; 440 IU of vitamin E; 800 IU of vitamin D₃; 0.5 mg of vitamin K; 1.0 mg of vitamin B₁; 3.75 mg of vitamin B₂; 1.0 mg of vitamin B₆; 15 μg of vitamin B₁₂; 12 mg of pantothenic acid; 10 mg of niacin; 1.3 mg of folic acid; 0.2 mg of d-biotin; Fe, 80 mg as ferrous sulfate; Zn, 100 mg as zinc sulfate; Cu, 6.6 mg as copper sulfate; Mn, 30 mg as manganese sulfate; I, 0.3 mg as potassium iodide; Se, 0.3 mg as sodium selenite. ³ Analyzed value.