Table 2.
Basal diet composition of experimental laying breeder hens and chicks.
| Items | Laying breeder hen diet | Chick diet |
|---|---|---|
| Ingredient (%) | ||
| Corn | 60.00 | 56.19 |
| Soybean meal | 22.30 | 19.61 |
| Limestone | 9.00 | 1.53 |
| Wheat middling and red dog | 3.00 | 8.00 |
| Soybean oil | 1.50 | − |
| Puffed soybean | − | 8.00 |
| Corn gluten meal | − | 2.00 |
| Fish meal | − | 2.00 |
| CaHPO4 | 1.50 | 1.10 |
| Premix1 | 1.40 | 1.00 |
| Choline chloride | 0.45 | 0.06 |
| NaCl | − | 0.25 |
| Lys | 0.35 | 0.15 |
| Thr | 0.30 | 0.10 |
| Met | 0.20 | 0.01 |
| Total | 100 | 100 |
| Calculated composition2 (%) | ||
| ME(KJ/kg) | 11.22 | 12.90 |
| CP | 15.85 | 20.20 |
| Ca | 3.76 | 1.05 |
| Available phosphorus | 0.460 | 0.380 |
| Lys | 1.100 | 1.128 |
| Methionine | 0.430 | 0.487 |
| Met+Cys | 0.726 | 0.847 |
1
The premix provided the following per kg of diet: Vitamin A 8,000 IU, Vitamin D 3,750 IU, Vitamin E 100 mg, Vitamin K3 3 mg, Vitamin B2 12.5 mg, Vitamin B6 9 mg, Vitamin B12 0.03 mg, pantothenic acid 18 mg, niacin 60 mg, folic acid 1.5 mg, biotin 0.225 mg, Fe 80 mg, Cu 9 mg, I 0.9 mg, Se 0.3 mg, Mn 12.55 mg, and Zn 25.2 mg.
2
Values were calculated from data provide by the China Feed Database (2013).