Table 1.
Ingredient and nutrient composition of the experimental diets (as-fed basis).
| Items | Dietary Protein Level 1 | |
|---|---|---|
| HP | LP | |
| Ingredients, g | ||
| Corn | 597.5245 | 672.7734 |
| Soybean meal | 257.9598 | 160.7904 |
| Wheat shorts | 50.00 | 50.00 |
| Rice bran meal | 30.00 | 30.00 |
| Corn germ meal | 30.00 | 30.00 |
| Dicalcium phosphate | 4.00 | 17.7298 |
| Limestone | 10.00 | 10.00 |
| Salt | 5.00 | 5.00 |
| Premix 2 | 13.275 | 13.275 |
| L-Lysine | 1.3385 | 4.6934 |
| L-Threonine | 0.4087 | 1.9448 |
| DL-Methionine | 0.3907 | 1.3430 |
| L-Tryptophan | 0.1028 | 0.5796 |
| Valine | 0.00 | 1.8706 |
| Total | 1000.00 | 1000.00 |
| Analyzed nutrient levels, % | ||
| Crude protein | 18.89 | 15.87 |
| Ether extract | 2.63 | 2.80 |
| Acid detergent fiber | 11.20 | 5.91 |
| Neutral detergent fiber | 9.43 | 5.17 |
| Crude fiber | 3.79 | 3.48 |
| Calcium | 0.61 | 0.61 |
| Phosphorus | 0.53 | 0.67 |
| Lysine | 1.22 | 1.23 |
| Methionine | 0.28 | 0.31 |
| Tryptophan | 0.21 | 0.22 |
| Threonine | 0.84 | 0.87 |
| Valine | 1.01 | 1.03 |
| Calculated nutrient levels 3, % | ||
| NE 4 MJ/kg | 10.19 | 10.21 |
1 HP = high protein group (18% crude protein); LP = low protein group (15% crude protein); 2 Premix supplied per kg feed: vitamin A, 10,800 IU; vitamin D3, 4000 IU; vitamin E, 40 IU; vitamin K3, 4 mg; vitamin B1, 6 mg; vitamin B2, 0.05 mg; vitamin B6, 6 mg; vitamin B12, 0.05 mg; nicotinic acid, 50 mg; biotin, 0.2 mg; folic acid, 2 mg; choline, 1000 mg; Fe, 100 mg; Mn, 40 mg; Cu (as copper sulfate) 150 mg; Zn 2000 mg; I 0.5 mg; Se 0.3 mg; acidifier, 4000 mg; anti-mold, 500 mg. 3 Values calculated according to the NRC [17]. 4 NE, Net energy.