Table 1. Ingredients and chemical composition of experimental diets (as-fed basis).
| Item | Low mannan diet | Highmannan diet |
|---|---|---|
| Ingredients, g/kg | ||
| Corn | 510.6 | 384.3 |
| Wheat | 50.0 | 50.0 |
| Soybean meal (450 g/kg) | 202.0 | 215.0 |
| Rapeseed meal | 20.0 | 8.0 |
| Corn gluten meal | 44.0 | 30.0 |
| Palm kernel meal | 0 | 87.0 |
| Distiller dried grains withsolubles | 30.0 | 30.0 |
| Rice bran | 30.0 | 50.0 |
| Animal fat | 11.3 | 45.0 |
| Choline chloride (500 g/kg) | 0.5 | 0.5 |
| L-Lysine (780 g/kg) | 1.5 | 1.2 |
| DL-Methionine (980 g/kg) | 1.1 | 1.3 |
| Limestone | 84.0 | 83.4 |
| Dicalcium phosphate | 10 | 9.3 |
| Salt | 2.0 | 2.0 |
| NaHCO3 | 1.0 | 1.0 |
| Vitamin premixa | 1.0 | 1.0 |
| Mineral premixb | 1.0 | 1.0 |
| Analyzed chemical composition | ||
| Gross energy, MJ/kg | 17.39 | 17.63 |
| Crude protein, g/kg | 183.4 | 181.9 |
| Calcium, g/kg | 38.9 | 39.3 |
| Phosphorus, g/kg | 5.6 | 5.4 |
| Mannose, g/kg | 10.5 | 23.3 |
| Calculated chemical composition | ||
| Metabolizable energy, MJ/kge | 11.51 | 11.51 |
| Crude protein, g/kg | 180.0 | 180.0 |
| Calcium g/kg | 38 | 38 |
| Available phosphorus, g/kg | 3.6 | 3.6 |
| Lysine, g/kgc | 9.3 | 9.3 |
| Methionine, g/kgc | 4.3 | 4.3 |
a
Supplied per kilogram of diet: 16,000 IU vitamin A, 3,000 IU vitamin D3, 40 IU vitamin E, 5.0 mg vitamin K3, 5.0 mg vitamin B1, 20 mg vitamin B2, 4 mg vitamin B6, 0.08 mg vitamin B12, 40 mg pantothenic acid, 75 mg niacin, 0.15 mg biotin, 0.65 mg folic acid.
b
Supplied per kilogram of diet: 45 mg Fe, 0.25 mg Co, 50 mg Cu, 15 mg Mn, 25 mg Zn, 0.35 mg I, 0.13 mg Se.
c
Values were calculated according to NRC (1994).