Table 1.
Composition of the experimental basal dieta for Cherry Valley ducks.
| Ingredients | Content | Composition | Content |
|---|---|---|---|
| Corn (%) | 42 | Metabolic energy (MJ/kg)c | 11.5 |
| Wheat (%) | 15 | Crude protein (%) | 19 |
| Soybean meal (%) | 22 | Crude fiber (%) | 6 |
| Rice bran (%) | 8 | Crude ash (%) | 8 |
| Sunflower meal (%) | 7 | Sodium chloride (%) | 0.5 |
| Cottonseed meal (%) | 3 | Ca (%) | 1.15 |
| NaCl (%) | 0.25 | P (%) | 0.55 |
| Limestone (%) | 1 | Lysine (%) | 0.9 |
| CaHPO4 (%) | 0.55 | H2O (%) | 14 |
| Lys (%) | 0.2 | ||
| Premixb (%) | 1 | ||
| Total | 100 |
a
The dietary treatments were basal diet supplemented with 0 (control) and 1 × 106 cfu/g B. subtilis.
b
Supplied per kilogram of diet: 80 mg Fe, 50 mg Mn, 70 mg Zn, 5000 IU vitamin A, 700 IU vitamin D3, 30 IU vitamin E, 0.8 IU vitamin K3, 50 mg niacin, 100 mg pantothenic acid, 5 mg riboflavin, 0.5 mg biotin, 1 mg folic acid.
c
Calculated values.