Table 1. Composition and nutrient content of experimental diets.
| Items | Age (days) | |
| Starter | Grower | |
| (0 to 21 days) | (22 to 42 days) | |
| Ingredient (%) | ||
| Corn | 57.20 | 62.70 |
| Soybean meal (43% CP) | 34.70 | 29.30 |
| Soy oil | 2.70 | 2.80 |
| Fish meal (60.2% CP) | 1.50 | 1.50 |
| Dicalcium phosphate | 1.65 | 1.41 |
| Limestone | 1.30 | 1.30 |
| Salt | 0.25 | 0.21 |
| DL-Methionine | 0.20 | 0.20 |
| HCl- Lysine | - | 0.08 |
| Vitamin-mineral premix1 | 0.50 | 0.50 |
| Total | 100 | 100 |
| Analytical composition2 | ||
| ME, kcal/kg3 | 3087 | 3212 |
| Crude protein,% | 21.49 | 19.58 |
| Calcium,% | 1.04 | 0.95 |
| Total phosphorus,% | 0.67 | 0.65 |
| Lysine,% | 1.21 | 1.08 |
| Methionine,% | 0.51 | 0.43 |
1Supplied per kilogram of diet: vitamin A (trans-retinyl acetate), 10,050 IU; vitamin D3,2,800 IU; vitamin E (DL-α-tocopheryl acetate), 50 mg; vitamin K3, 3.5 mg; thiamine, 2.5 mg; riboflavin, 7.5 mg; pantothenic acid, 15.3 mg; pyridoxine, 4.3 mg; vitamin B12(cyanocobalamin), 0.02 mg; niacin, 35 mg; choline chloride, 1,000 mg; biotin, 0.20 mg; folic acid, 1.2 mg; Mn, 100 mg; Fe, 85 mg; Zn, 60 mg; Cu, 9.6 mg; I, 0.30 mg; Co, 0.20 mg; and Se, 0.20 mg.
2All nutrient levels except metabolizable energy were analyzed and values are the mean of two determinations.
3ME = metabolizable energy, ME values have been calculated using NRC (1994) values.