TABLE 1.

Composition and nutrient levels of the experimental diets (air-dry basis, %).

Items	Dietary levels of CGA1
	0 (Control)	0.02%	0.04%	0.08%
Ingredient composition,%
Corn	67.00	66.98	66.95	66.90
Soybean meal	23.76	23.76	23.77	23.78
Wheat bran	6.00	6.00	6.00	6.00
Soybean oil	0.88	0.88	0.88	0.08
CGA	0	0.02	0.04	0.08
Lysine	0.01	0.01	0.01	0.01
Dicalcium phosphate	0.50	0.50	0.50	0.50
Limestone	0.55	0.55	0.55	0.55
Salt	0.30	0.30	0.30	0.30
1% Premix2	1.00	1.00	1.00	1.00
Total	100.00	100.00	100.00	100.00
Nutrient levels3, %
Digestible energy (MJ/kg)	14.21	14.21	14.20	14.20
Crude Protein4	16.02	16.00	16.01	16.02
Lysine	0.73	0.73	0.73	0.73
Methionine + Cysteine	0.51	0.51	0.51	0.51
Threonine	0.52	0.52	0.52	0.52
Tryptophan	0.17	0.17	0.17	0.17
Total calcium4	0.50	0.50	0.51	0.49
Total Phosphorus4	0.46	0.45	0.44	0.45
Available phosphorus	0.19	0.19	0.19	0.19

¹CGA, chlorogenic acid; the same as below.

²Supplied per kg of diet: CuSO₄⋅5H₂O 19.8 mg; KI 0.20 mg; FeSO₄⋅7H₂O 400 mg; NaSeO₃ 0.56 mg; ZnSO₄⋅7H₂O 359 mg; MnSO₄⋅H₂O 10.2 mg; Vitamin K (menadione) 5 mg; Vitamin B₁ 2 mg; Vitamin B₂ 15 mg; Vitamin B₁₂ 30 μg; Vitamin A 5,400 IU; Vitamin D₃ 110 IU; Vitamin E 18 IU; Choline chloride 800 mg; Antioxidants 20 mg; Fungicide 100 mg.

³Calculated values.

⁴Measured values.