Table 2. Composition (%, as-fed basis) of the experimental diets for grower period
Item | Grower diet (22–35 days)1) |
PC | NC-1 | NC-2 | NC-1+1X | NC-2+1X | NC-1+2X | NC-2+2X |
Corn | 55.50 | 58.87 | 55.60 | 58.85 | 55.58 | 58.82 | 55.55 |
Wheat | 8.34 | 8.71 | 8.34 | 8.71 | 8.34 | 8.71 | 8.34 |
Wheat bran | 2.98 | 2.50 | 2.74 | 2.50 | 2.74 | 2.50 | 2.74 |
Soybean meal (48%) | 26.25 | 25.68 | 26.51 | 25.68 | 26.51 | 25.68 | 26.51 |
Vegetable oil | 3.78 | 1.07 | 3.78 | 1.07 | 3.78 | 1.07 | 3.78 |
Limestone | 0.95 | 0.96 | 0.95 | 0.96 | 0.95 | 0.96 | 0.95 |
Monocal phosphorus | 0.57 | 0.56 | 0.57 | 0.56 | 0.57 | 0.56 | 0.57 |
Salt | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 |
Vit-Min premix2) | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 |
Lysine-HCl | 0.31 | 0.32 | 0.27 | 0.32 | 0.27 | 0.32 | 0.27 |
DL-Methionine | 0.19 | 0.18 | 0.15 | 0.18 | 0.15 | 0.18 | 0.15 |
L-Threonine | 0.12 | 0.13 | 0.08 | 0.13 | 0.08 | 0.13 | 0.08 |
L-Cysteine | 0.11 | 0.11 | 0.10 | 0.11 | 0.10 | 0.11 | 0.10 |
Phytase | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 |
Superzyme | 0.00 | 0.00 | 0.00 | 0.03 | 0.03 | 0.05 | 0.05 |
Cr2O3 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 |
Calculated values3) |
ME (kcal/kg) | 3,200 | 3,079 | 3,201 | 3,078 | 3,200 | 3,077 | 3,199 |
Crude protein (%) | 19.50 | 19.50 | 19.50 | 19.50 | 19.50 | 19.50 | 19.50 |
Crude fibre (%) | 3.42 | 3.48 | 3.40 | 3.48 | 3.40 | 3.48 | 3.40 |
NSP (%) | 8.82 | 8.84 | 8.79 | 8.84 | 8.79 | 8.84 | 8.79 |
Calcium (%) | 0.64 | 0.64 | 0.64 | 0.64 | 0.64 | 0.64 | 0.64 |
Available phosphorus (%) | 0.25 | 0.24 | 0.25 | 0.24 | 0.25 | 0.24 | 0.25 |
Lysine (%) | 1.19 | 1.19 | 1.16 | 1.19 | 1.16 | 1.19 | 1.16 |
Methionine (%) | 0.48 | 0.48 | 0.45 | 0.48 | 0.45 | 0.48 | 0.45 |
Methionine+Cysteine (%) | 0.81 | 0.81 | 0.78 | 0.81 | 0.78 | 0.81 | 0.78 |
dLysine | 1.03 | 1.03 | 1.00 | 1.03 | 1.00 | 1.03 | 1.00 |
dMethionine | 0.43 | 0.43 | 0.40 | 0.43 | 0.40 | 0.43 | 0.40 |
dThreoine | 0.69 | 0.70 | 0.66 | 0.70 | 0.66 | 0.70 | 0.66 |
PC, nutrient sufficient diet; NC-1, 120 kcal/kg, reduce energy diet; NC-2, 3%, digestible amino acid reduced diet; 1X, 0.025% superzyme-CS addition; 2X, 0.05% superzyme-CS addition.
Supplied per kilogram of total diets: Fe (FeSO4·H2O), 80 mg; Zn (ZnSO4·H2O), 80 mg; Mn (MnSO4·H2O), 80 mg; Co (CoSO4·H2O), 0.5 mg; Cu (CuSO4·H2O), 10 mg; Se (Na2SeO3), 0.2 mg; I (Ca[IO3]·2H2O), 0.9 mg; vitamin A, 24,000 IU; vitamin D3, 6,000 IU; vitamin E, 30 IU; vitamin K, 4 mg; thiamin, 4 mg; riboflavin, 12 mg; pyridoxine, 4 mg; folacine, 2mg; biotin, 0.03 mg; vitamin B8, 0.06 mg; niacin, 90 mg; pantothenic acid, 30 mg.
The values were calculated according to the values of feedstuffs in NRC [43].
PC, positive control; NC, negative control; ME, metabolizable energy; NSP, non-starch polysaccharides.