Table 1.
Ingredient composition and chemical analysis of the used experimental diets.
| Ingredients | Starter | Grower | Finisher |
|---|---|---|---|
| Yellow corn (7.8% CP) | 53 | 60 | 66 |
| Soybean meal (44% CP) | 35.4 | 29.7 | 24.2 |
| Corn gluten (59.2% CP) | 5.8 | 5.4 | 5.2 |
| Vegetable oil 1 | 2 | 1.5 | 1.5 |
| DCP 2 | 1.35 | 1 | 0.9 |
| Lime-stone 3 | 1.6 | 1.6 | 1.4 |
| Lysine 4 | 0.05 | 0.05 | 0.05 |
| DL-Methionine 5 | 0.1 | 0.05 | 0.05 |
| Choline 6 | 0.05 | 0.05 | 0.05 |
| Mycotoxin adsorpant 7 | 0.05 | 0.05 | 0.05 |
| Salt | 0.3 | 0.3 | 0.3 |
| Premix (mineral and vitamin) 8 | 0.3 | 0.3 | 0.3 |
| Total | 100 | 100 | 100 |
| Chemical analysis: | |||
| Moisture % | 11.9 | 12.1 | 11.7 |
| Crude Protein % | 22.9 | 21.1 | 18.9 |
| Ether Extract % | 6.3 | 5.8 | 6.1 |
| Ash % | 5.8 | 5.6 | 5.9 |
| ME kcal/kg diet * | 3000 | 3053 | 3129 |
1 Mixture of sunflower and soybean oils. 2 Dicalcium phosphate: contains 21% calcium and 18.5% phosphorus. 3 Limestone contains 37% calcium and is locally produced. 4 Lysine 87% produced by ADM Co. Delaware. USA. 5 DL-methionine produced by Evonik Degussa GmbH, Hanau-Wolfgang, Germany. Guaranteed analysis 99.5% DL-methionine. 6 Choline: choline chloride 60% with the vegetable carrier (corn powder) produced by Shandyuong Pharmaceutical Co. China. 7 Beta-2-x. 8 Each 3 kg contains: Vit. A (12,000,000 IU), Vit. D (2,000,000 IU), Vit. E (10 g), Vit. K3 (2 g), Vit. B1 (1 g), Vit. B2 (5 g), Vit. B6 (1.5 g), Vit. B12 (10 g), Nicotinic acid (30 g), Pantothenic acid (10 g), Folic acid (1 g), Biotin (50 mg), Choline chloride 50% (250 mg), Iron (30 g), Copper (10 g), Zinc (50 g), Manages (60 g), Iodine (1 g), Selenium (0.1 g), Cobalt (0.1 g) and carrier limestone up to 3 kg. * The feed composition calculated according to NRC (1994) [22].