Table 1. Ingredients and calculated nutrition composition of experimental diets

Ingredients (%) 4—6 weeks of age 7—16 weeks of age
2,600 2,700 2,800 2,900 2,600 2,700 2,800 2,900
Corn 48.3 52.0 55.7 59.4 52.3 56.0 59.7 63.4
Soybean meal 27.3 28.4 29.5 30.6 18.1 19.3 20.4 21.6
Wheat bran 19.0 13.7 8.40 3.10 24.2 18.8 13.5 8.10
Soybean oil 2.00 2.50 3.00 3.50 2.00 2.50 3.00 3.50
Limestone 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00
DCP 0.600 0.600 0.600 0.600 0.600 0.600 0.600 0.600
Salt 0.250 0.250 0.250 0.250 0.250 0.250 0.250 0.250
Phytase 0.100 0.100 0.100 0.100 0.100 0.100 0.100 0.100
Vit-Min premix1 0.200 0.200 0.200 0.200 0.200 0.200 0.200 0.200
L-lysine 0.200 0.200 0.200 0.200 0.200 0.200 0.200 0.200
DL-methionine 0.200 0.200 0.200 0.200 0.200 0.200 0.200 0.200
Total 100
Calculated chemical composition
GE (kcal/kg) 4,080 4,110 4,140 4,170 4,074 4,104 4,134 4,164
AMEn (kcal/kg) 2,602 2,702 2,801 2,900 2,601 2,701 2,800 2,900
CP (%) 18.5 15.5
Ca (%) 1.04 1.01
TP (%) 0.562 0.531 0.500 0.470 0.558 0.527 0.497 0.466
AP (%) 0.241 0.220
Lysine (%) 1.06 1.07 1.08 1.09 0.867 0.878 0.889 0.889
Methionine (%) 0.481 0.480 0.478 0.476 0.444 0.443 0.441 0.439
Tryptophan (%) 0.675 0.681 0.687 0.694 0.554 0.561 0.568 0.574
Contains per kg: Vit A, 12,000 IU; Vit D3, 5,000 IU; Vit K3, 3 mg; Vit B1, 2 mg; Vit B2, 6 mg; Vit B6, 4 mg; Vit B12, 25 mg; biotin, 0.2 mg; folic acid, 0.2 mg; niacin, 70 mg; pantothenic acid, 20 mg; Cu, 20 mg; Co, 0.5 mg; Fe, 50 mg; I, 1,300 mg; Mn, 120 mg; Se, 0.3 mg; Zn, 100 mg. DCP, dicalcium phosphate; GE, gross energy; AMEn, apparent metabolizable energy; CP, crude protein; TP, total phosphorus; AP, available phosphorus.