Table 1.

Ingredient and chemical composition of the experimental diets (as-fed basis)¹

	Exp. 1		Exp. 2
	Positive control	Negative control	Positive control	Negative control
Ingredient (%)
Corn	63.73	63.73	70.52	70.52
Soybean meal	23.34	23.34	24.62	24.62
Corn starch	-	1.67	-	1.67
Whey powder	5.00	5.00	-	-
Fish meal	3.00	3.00	-	-
Ground wheat	0.40	0.40	0.40	0.40
Soybean oil	1.25	0.6	1.09	0.44
Limestone	0.60	0.66	0.72	0.70
Dicalcium phosphate	1.36	0.28	1.30	0.30
Salt	0.30	0.30	0.30	0.30
L-lysine- HCl (78%)	0.24	0.24	0.29	0.29
DL-methionine	0.03	0.03	0.01	0.01
Chromic oxide	0.25	0.25	0.25	0.25
Vitamin and mineral premix1	0.50	0.50	0.50	0.50
Nutrient levels2 (%)
DE (MJ/kg)	14.24	14.24	14.24	14.24
CP	19.58	19.59	17.29	17.34
Ca	0.77	0.61	0.64	0.44
Total P	0.62	0.46	0.50	0.35
Non-phytate P	0.42	0.24	0.29	0.11
Lysine	1.25	1.25	0.95	0.95

¹Vitamin and mineral premix provided the following per kilogram of diet: vitamin A, 12,000 IU as vitamin A acetate; vitamin D, 2,500 IU as vitamin D₃; vitamin E, 30 IU as DL-α-tocopheryl acetate; 12 μg of vitamin B₁₂; vitamin K, 3 mg as menadione sodium bisulfate; D-pantothenic acid, 15 mg as calcium pantothenate; 40 mg of nicotinic acid; choline, 400 mg choline as choline chloride; Mn, 30 mg as manganese oxide; Zn, 80 mg as zinc oxide; Fe, 90 mg as iron sulfate; Cu, 10 mg as copper sulfate; I, 0.35 mg as ethylenediamine dihydroiodide; and Se, 0.3 mg as sodium selenite.

²All values are the results of a chemical analysis conducted in duplicate except digestible energy and lysine.