Table 1.
Composition and nutrient level of basal diet (as fed basis).
| Items | 1–21 d | 22–42 d |
|---|---|---|
| Ingredients (%) | ||
| Corn | 57.10 | 61.00 |
| Soybean meal | 31.00 | 28.00 |
| Corn gluten meal | 4.00 | 2.40 |
| Soybean oil | 3.00 | 4.00 |
| Dicalcium phosphate | 2.00 | 1.60 |
| Limestone | 1.20 | 1.30 |
| L-lysine | 0.20 | 0.25 |
| DL-methionine | 0.20 | 0.15 |
| Premix1 | 1.00 | 1.00 |
| Sodium chloride | 0.30 | 0.30 |
| Total | 100.00 | 100.00 |
| Calculated nutrient levels (%) | ||
| Apparent metabolizable energy (Kcal/kg) | 3,011.40 | 3,095.30 |
| Crude protein | 21.36 | 19.44 |
| Calcium | 1.00 | 0.93 |
| Available phosphorus | 0.46 | 0.39 |
| Lysine | 1.09 | 1.05 |
| Methionine | 0.56 | 0.47 |
| Arginine | 1.27 | 1.16 |
| Methionine + cystine | 0.91 | 0.80 |
1
The premix provided per kilogram of diet: vitamin A (retinyl acetate), 12,000 IU; vitamin D3 (cholecalciferol), 2,500 IU; vitamin E (DL-α-tocopheryl acetate), 20 IU; menadione, 1.3 mg; thiamin, 2.2 mg; riboflavin, 8.0 mg; nicotinamide, 40 mg; choline chloride, 400 mg; calcium pantothenate, 10 mg; pyridoxine HCl, 4 mg; biotin, 0.04 mg; folic acid, 1 mg; vitamin B12 (cobalamin), 0.013 mg; Fe (from ferrous sulfate), 80 mg; Cu (from copper sulphate), 8.0 mg; Mn (from manganese sulphate), 110 mg; Zn (from zinc sulfate), 60 mg; I (from calcium iodate), 1.1 mg; Se (from sodium selenite), 0.3 mg.