Table 1.
Proximate and chemical composition of the experimental diets (%).
| Ingredients | Starter Period (4–10 Day) | Grower Period (11–23 Day) | Finisher Period (24–35 Day) |
|---|---|---|---|
| Yellow corn | 56 | 59.3 | 62 |
| Soybean meal, 48% | 33.33 | 28.1 | 23.825 |
| Corn gluten, 60% | 3.925 | 5.275 | 6.07 |
| Soybean oil | 2.2 | 3 | 4 |
| Calcium carbonate | 1.2 | 1.2 | 1.1 |
| Calcium dibasic phosphate | 1.5 | 1.4 | 1.3 |
| Common salt | 0.15 | 0.15 | 0.15 |
| Premix * | 0.3 | 0.3 | 0.3 |
| DL-methionine, 98% | 0.4 | 0.3 | 0.33 |
| Lysine HCl, 78% | 0.47 | 0.45 | 0.40 |
| Choline | 0.07 | 0.07 | 0.07 |
| Threonine | 0.1 | 0.1 | 0.1 |
| Phytase | 0.005 | 0.005 | 0.005 |
| Na2CO3 | 0.25 | 0.25 | 0.25 |
| Antimycotoxin | 0.1 | 0.1 | 0.1 |
| Chemical composition | |||
| ME (Kcal/kg) | 3003.9 | 3100.4 | 3200.8 |
| Crude protein % | 23.01 | 21.52 | 20.15 |
| Calcium % | 0.941 | 0.904 | 0.833 |
| Available phosphorus % | 0.481 | 0.449 | 0.418 |
| Lysine % | 1.465 | 1.315 | 1.163 |
| Methionine % | 0.721 | 0.610 | 0.626 |
| Threonine % | 0.823 | 0.765 | 0.713 |
* Premix per kg of diet: Vitamin A, 1 500 IU; Vitamin D3, 200 IU; Vitamin E, 10 mg; Vitamin K3, 0.5 mg; thiamine, 1.8 mg; riboflavin, 3.6 mg; pantothenic acid, 10 mg; folic acid, 0.55 mg; pyridoxine, 3.5 mg; niacin, 35 mg; cobalamin, 0.01 mg; biotin, 0.15 mg; Fe, 80 mg; Cu, 8 mg; Mn, 60 mg; Zn, 40 mg; I, 0.35 mg; Se, 0.15 mg.