Table 1. The composition of the basal diet.
| Item | Starter(1-28day) | Finisher(29-56day) |
|---|---|---|
| Ingredient, % | ||
| Ground yellow maize | 56.65 | 58.55 |
| Soybean meal | 36 | 33.5 |
| Soybean oil | 3.0 | 3.5 |
| Di-calcium phosphate | 1.8 | 1.9 |
| Limestone | 1.0 | 1.0 |
| NaCl | 0.3 | 0.3 |
| DL-Met | 0.1 | 0.1 |
| Choline chloride | 0.15 | 0.15 |
| Premix1 | 1.0 | 1.0 |
| Nutrient level2 | ||
| ME,MJ/kg | 12.22 | 12.43 |
| CP, % | 20.10 | 19.2 |
| Lys, % | 1.02 | 0.96 |
| Met, % | 0.42 | 0.41 |
| Cys,% | 0.32 | 0.31 |
| Ca,% | 1.11 | 1.13 |
| Available P, % | 0.54 | 0.55 |
DL-Met, DL-Methionine; ME, Metabolizable Energy; CP, Crude Protein.
1Supplied, per kilogram of diet: Cu, 10 mg; Fe, 90 mg; Mn, 90 mg; Zn, 50 mg; Se, 0.2 mg; I, 0.4 mg; Co, 0.4 mg; vitamin A, 5,000 IU; cholecalciferol, 500 IU; vitamin E, 10 IU; riboflavin, 6.0 mg; pantothenic acid, 12 mg; niacin, 35 mg; cobalamin, 10 μg; biotin, 0.8 mg; folic acid,0.8 mg; thiamine, 1.5 mg; and pyridoxine, 1.5 mg.
2 Based on the Nutrient Requirements of yellow broilers (China, NY/T 33–2014) and the Nutrient Requirements of Broilers (NRC,1994).