Table 1 Composition of experimental diets and their nutrient profile
Ingredients, % | Starter diet (1–21 d) | Finisher diet (22–35 d) | ||
|---|---|---|---|---|
Control | Test | Control | Test | |
Corn | 53.67 | 53.67 | 60.84 | 60.84 |
SBM | 38.00 | 38.00 | 31.00 | 31.00 |
Soybean oil | 5.00 | 5.00 | 5.50 | 5.50 |
Limestone | 1.35 | 1.35 | 1.20 | 1.20 |
Monocalcium phosphate | 0.75 | 0.75 | 0.44 | 0.44 |
 Lysine | 0.18 | 0.18 | 0.10 | 0.10 |
 Met | 0.18 | 0.18 | 0.13 | 0.13 |
 Thr | 0.04 | 0.04 | 0.00 | 0.00 |
 Tryptophan | 0.00 | 0.00 | 0.00 | 0.00 |
 Choline Cl | 0.00 | 0.00 | 0.00 | 0.00 |
 NaCl | 0.20 | 0.20 | 0.18 | 0.18 |
 Sodium bicarbonate | 0.12 | 0.12 | 0.10 | 0.10 |
 Vitamin and mineral premix1 | 0.50 | 0.50 | 0.50 | 0.50 |
 Baicalein | 0.00 | 0.00020 | 0.00 | 0.00020 |
 Phytase | 0.01 | 0.01 | 0.01 | 0.01 |
Total | 100.00 | 100.00 | 100.00 | 100.00 |
Nutrients contents in the diet, % | ||||
 AMEn, kcal/kg | 3,040 | 3,040 | 3,165 | 3,165 |
 CP | 21.47 | 21.47 | 18.54 | 18.54 |
 Ca | 0.91 | 0.91 | 0.77 | 0.77 |
 Total P | 0.71 | 0.71 | 0.61 | 0.61 |
 Available P | 0.45 | 0.45 | 0.37 | 0.37 |
 Lys | 1.32 | 1.32 | 1.09 | 1.09 |
 Met | 0.52 | 0.52 | 0.44 | 0.44 |
 Cys | 0.42 | 0.42 | 0.40 | 0.40 |
 Thr | 0.87 | 0.87 | 0.73 | 0.73 |
 Trp | 0.31 | 0.31 | 0.27 | 0.27 |
 Met + Cys | 0.92 | 0.92 | 0.82 | 0.82 |
 Arg | 1.55 | 1.55 | 1.35 | 1.35 |
 Val | 1.18 | 1.18 | 1.05 | 1.05 |
 Ile | 0.90 | 0.90 | 0.78 | 0.78 |
 Leu | 1.82 | 1.82 | 1.66 | 1.66 |
 NDF | 8.86 | 8.86 | 8.73 | 8.73 |
 CF | 3.84 | 3.84 | 3.51 | 3.51 |
 Na | 0.16 | 0.16 | 0.14 | 0.14 |
 Cl | 0.16 | 0.16 | 0.15 | 0.15 |
 Choline, mg/kg | 1,371 | 1,371 | 1,224 | 1,224 |
 Digestible Lys, % | 1.17 | 1.17 | 0.95 | 0.95 |
 Digestible Met, % | 0.48 | 0.48 | 0.40 | 0.40 |
 Digestible Thr, % | 0.67 | 0.67 | 0.55 | 0.55 |