Table 1.
Composition and nutrient levels of basal diets (%, as-fed basis).
| Ingredients | Phase 1 days 1 to 21 | Phase 2 days 22 to 42 |
|---|---|---|
| Corn | 58.17 | 64.26 |
| Soybean meal | 30.44 | 24.05 |
| Corn gluten meal | 2.00 | 2.50 |
| Fish meal | 2.00 | 2.00 |
| Soy oil | 3.38 | 3.60 |
| Dicalcium phosphate | 1.50 | 1.04 |
| Limestone | 1.30 | 1.35 |
| Salt | 0.30 | 0.30 |
| L-Lysine | 0.01 | 0.08 |
| Methionine | 0.14 | 0.04 |
| Threonine | 0.01 | 0.03 |
| Chromic oxide | 0.25 | 0.25 |
| Vitamin-mineral premix 1 | 0.50 | 0.50 |
| Nutrient levels2 | ||
| Metabolizable energy (Kcal/kg) | 3,050 | 3,150 |
| Crude protein | 21.04 | 19.06 |
| Calcium | 1.04 | 0.90 |
| Digestible phosphorus | 0.45 | 0.35 |
| Lysine | 1.10 | 1.00 |
| Methionine | 0.50 | 0.38 |
| Threonine | 0.80 | 0.74 |
| Tryptophan | 0.28 | 0.24 |
1
Premix supplied the following per kg diet: vitamin A, 11,000 IU; vitamin D, 3,025 IU; vitamin E, 22 mg; vitamin K3, 2.2 mg; thiamine, 1.65 mg; riboflavin, 6.6 mg; pyridoxine, 3.3 mg; cobalamin, 17.6 μg; nicotinic acid, 22 mg; pantothenic acid, 13.2 mg; folic acid, 0.33 mg; biotin, 88 μg; choline chloride, 500 mg; iron, 48 mg; zinc, 96.6 mg; manganese, 101.76 mg; copper, 10 mg; selenium, 0.05 mg; iodine, 0.96 mg; cobalt, 0.3 mg.
2
Nutrient levels were analyzed values except for metabolizable energy and digestible phosphorus.