Table 1. The composition of basal diets (%)

Starter (0–21 d) Finisher (21–35 d)
Ingredient (%)
 Corn 44.56 46.90
 Wheat 10.00 15.00
 SBM (45%) 37.00 28.80
 Vegetable oil 5.47 6.37
 Choline-Liquid (50%) 0.03 0.05
 L-Lys HCI 78% 0.17 0.22
 DL-Met 100% 0.23 0.25
 L-Thr 100% 0.06 0.09
 Limestone 1.40 1.40
 Mono calcium phosphate 0.39 0.31
 Salt 0.31 0.30
 NaHCO3 0.18 0.11
 Vitamin supplement1) 0.10 0.10
 Mineral supplement2) 0.10 0.10
Sum 100 100
Nutritional values
 ME (kcal/kg) 3,060 3,200
 Crude protein (%) 22.00 19.00
 SID Lys (g/kg) 1.33 1.15
 SID Met + Cys (g/kg) 0.91 0.85
 SID Thr (g/kg) 0.88 0.79
 SID Trp (g/kg) 0.26 0.22
 Calcium (%) 0.80 0.76
 Digestible phosphorus (%) 0.57 0.52
The vitamin premix contains the followings per kg of diet: vit.A, 18.000 IU; vit.D3, 4.500 IU; vit.E, 31.5 IU; menadione (K3), 3.6 mg; thiamin (B1), 1.8 mg riboflavin (B2), 4.8 mg; pyridoxine (B6), 3.6 mg; cobalamin (B12), 0.03 mg; niacin (B3), 22.5 mg; panthothenic acid (B5), 15 mg; folic acid (B9), 0.45 mg.
The mineral premix contains the followings per kg of diet: Mn, 86.4 mg; Zn, 72 mg; Fe, 74.6 mg; Cu, 6 mg; I, 1.5 mg; Co, 0.288 mg; Se, 0.216 mg. Enzyme cocktail 0.2 g/kg supplementation treatment included 1,398 mannanase U/kg, 340 β-glucanase U/kg, and 8,024 xylanase U/kg; Enzyme cocktail 0.3 g/kg supplementation treatment included 2,158 mannanase U/kg, 542 β-glucanase U/kg, and 12,084 xylanase U/kg; Enzyme cocktail 20 g/kg supplementation treatment included 13,726 mannanase U/kg, 3,870 β-glucanase U/kg, and 79,840 xylanase U/kg.
SBM, soybean meal; Lys, lysine; Met, methionine, Thr, threonine; ME, metabolizable energy; SID, standardized ileal digestibility; Cys, cysteine; Trp, tryptophan.