Table 1. Composition and nutrient levels of basal diet (as-fed basis)¹.

Item	NC	DON	GLU	DG
Ingredients, %
Corn	61.25	61.25	60.03	60.03
Soybean	15.79	15.79	15.47	15.47
Extruded-soybean	10.00	10.00	9.80	9.80
Fish meal	5.00	5.00	4.90	4.90
Wheat bran	3.00	3.00	2.94	2.94
Soybean oil	1.74	1.74	1.71	1.71
Premix2	1.00	1.00	0.98	0.98
Limestone powder	0.98	0.98	0.96	0.96
Calcium hydrogen phosphate	0.78	0.78	0.76	0.76
Salt	0.37	0.37	0.36	0.36
Glutamic acid	0.00	0.00	2.00	2.00
Lys·HCl (98%)	0.09	0.09	0.09	0.09
Analyzed chemical composition
DM, %	89.85	89.84	89.83	89.82
CP, %	18.90	18.91	18.96	18.97
Crude ash, %	6.79	6.78	6.77	6.75
Calculated DE, kcal/kg	3400	3400	3400	3400

¹NC  =  uncontaminated basal diet, DON  =  basal diet contaminated with deoxynivalenol (4 mg/kg), GLU  =  uncontaminated basal diet supplemented with 2% glutamic acid; DG  =  DON diet supplemented with 2% glutamic acid.

²Providing the following amount of vitamins and minerals per kilogram on an as-fed basis: Zn (ZnO), 50 mg; Cu (CuSO₄), 20 mg; Mn (MnO), 55 mg; Fe (FeSO₄), 100 mg; I (KI), 1 mg; Co (CoSO₄), 2 mg; Se (Na₂SeO₃), 0.3 mg; vitamin A, 8,255 IU; vitamin D₃, 2,000 IU; vitamin E, 40 IU; vitamin B₁, 2 mg; vitamin B₂, 4 mg; pantothenic acid, 15 mg; vitamin B₆, 10 mg; vitamin B₁₂, 0.05 mg; vitamin PP, 30 mg; folic acid, 2 mg; vitamin K₃, 1.5 mg; biotin, 0.2 mg; choline chloride, 800 mg; and vitamin C, 100 mg. The premix did not contain additional copper, zinc, antibiotics, or probiotics.