Table 1.
Ingredients and nutrient composition in basal diets (%, as-fed basis).
| Item | Phase 1, d 1 to 14 | Phase 2, d 15 to 28 |
|---|---|---|
| Ingredients | ||
| Soybean meal | 18.00 | 20.00 |
| Maize | 55.64 | 56.00 |
| Spray dried plasma protein | 4.00 | 0.00 |
| Extruded full-fat soybean | 12.00 | 10.00 |
| Whey powder | 2.00 | 5.50 |
| Fish meal | 2.00 | 4.00 |
| Soybean oil | 2.80 | 1.73 |
| Limestone | 1.12 | 0.80 |
| Dicalcium phosphate | 0.90 | 0.52 |
| Salt | 0.30 | 0.30 |
| Methionine | 0.10 | 0.06 |
| Lysine | 0.22 | 0.26 |
| Tryptophan | 0.00 | 0.01 |
| Threonine | 0.01 | 0.07 |
| Chromic oxide | 0.25 | 0.25 |
| Zinc oxide | 0.16 | 0.00 |
| Non-antibiotic premix1 | 0.50 | 0.50 |
| Nutrient levels2 | ||
| Gross energy, kcal/kg | 4,018 | 3,997 |
| Digestible energy, kcal/kg | 3,542 | 3,490 |
| Crude protein | 21.50 | 19.80 |
| Calcium | 0.80 | 0.71 |
| Gross phosphorus | 0.60 | 0.53 |
| Digestible phosphorus | 0.40 | 0.33 |
| Lysine | 1.55 | 1.43 |
| Methionine | 0.46 | 0.43 |
| Threonine | 0.91 | 0.89 |
| Tryptophan | 0.26 | 0.25 |
1
Non-antibiotic premix for per kilogram diet included: vitamin A, 12,000 IU; vitamin D3, 2,500 IU; vitamin E, 30 IU; vitamin K3, 30 mg; vitamin B12, 12 μg; riboflavin, 4 mg; pantothenic acid, 15 mg; nicotinic acid, 40 mg; choline chloride, 400 mg; folic acid, 0.7 mg; vitamin B1, 1.5 mg; vitamin B6, 3 mg; biotin, 0.1 mg; manganese, 40 mg; iron, 90 mg; zinc, 100 mg; copper, 8.8 mg; iodine, 0.35 mg; selenium, 0.3 mg.
2
The nutrient levels were analyzed values except for the digestible energy and digestible phosphorus.