Table 1. Composition and nutrient levels of diets (g/kg).
| Ingredients | Stage | |
|---|---|---|
| 1−21 d | 22−35 d | |
| Maize | 559.7 | 613.7 |
| Soybean meal (43%, crude protein) | 376.3 | 318.8 |
| Soybean oil | 23.7 | 31.3 |
| Limestone | 12.7 | 12.1 |
| Sodium chloride | 3.5 | 3.5 |
| Dicalcium phosphate | 17.5 | 14.9 |
| Choline chloride (50%) | 2.0 | 2.0 |
| DL-Methionine (98%) | 2.0 | 1.2 |
| L-Lysine·HCl (99%) | 0.2 | 0.1 |
| Antioxidant | 0.2 | 0.2 |
| Multivitamin1 | 0.2 | 0.2 |
| Multimineral2 | 2.0 | 2.0 |
| Yeast3 | +/- | +/- |
| Nutrient levels | ||
| Metabolic Energy (MJ/kg) | 12.14 | 12.56 |
| Crude Protein | 210.0 | 190.0 |
| Available Phosphorus | 4.5 | 4.0 |
| Calcium | 10.0 | 9.0 |
| Lysine | 11.5 | 10.0 |
| Methionine | 5.0 | 4.0 |
1 Supplied per kg of diet: retinyl acetate, 24 mg; cholecalciferol, 6 mg; menadione, 2.65 mg; thiamin, 2 mg; riboflavin, 6 mg; cyanocobalamin, 0.025 mg; α-tocopherol acetate, 20 mg; biotin, 0.0325 mg; folic acid, 1.25 mg; pantothenic acid, 12 mg; niacin, 50 mg.
2 Supplied per kg of diet: Cu, 8 mg; Zn, 75 mg; Fe, 80 mg; Mn, 100 mg; Se, 0.15 mg; I, 0.35 mg.
3 Yeast (Kluyveromyces marxianus, the measured value of clump count was 1.5×1010 CFU/g) was substituted for the same amount of maize.