Table 2.
Ingredient and nutrient compositions of experimental diets used in Exp. 1, as-fed basis
| Items | Corn | Meat meal | Fish meal | Soybean meal |
|---|---|---|---|---|
| Ingredient composition (%) | ||||
| Corn | 97.7 | 76.1 | 77.1 | 67.9 |
| Meat meal | - | 23.0 | - | - |
| Fish meal | - | - | 22.0 | - |
| Soybean meal, 47% crude protein | - | - | - | 30.0 |
| Limestone | 0.7 | - | - | 0.6 |
| Dicalcium phosphate | 0.7 | - | - | 0.6 |
| Salt | 0.4 | 0.4 | 0.4 | 0.4 |
| Vitamin-trace mineral premix1) | 0.5 | 0.5 | 0.5 | 0.5 |
| Chemical composition | ||||
| Gross energy (kcal/kg) | 3,832 | 3,975 | 4,020 | 3,949 |
| Crude protein (%) | 8.1 | 20.1 | 20.2 | 19.9 |
| Ether extract (%) | 3.81 | 5.73 | 5.07 | 3.55 |
| Calcium (%) | 0.50 | 1.84 | 1.22 | 0.52 |
| Available phosphorus (%) | 0.17 | 0.83 | 0.66 | 0.19 |
1)
Supplied per kg of complete diet: vitamin A, 11,128 IU; vitamin D3, 2,204 IU; vitamin E, 66 IU; vitamin K, 1.42 mg; thiamin, 0.24 mg; riboflavin, 6.58 mg; pyridoxine, 0.24 mg; vitamin B12, 0.03 mg; D-pantothenic acid, 23.5 mg; niacin, 44 mg; folic acid, 1.58 mg; biotin, 0.44 mg; Cu, 10 mg as copper sulfate; Fe, 125 mg as iron sulfate; I, 1.26 mg as potassium iodate; Mn, 60 mg as manganese sulfate; Se, 0.3 mg as sodium selenite; and Zn, 100 mg as zinc oxide.