Table 1.
Composition of experimental diets (g/kg as fed).
| Starter (Day 1–10) |
Grower (Day 11–24) |
Finisher (Day 25–40) |
|||||||
|---|---|---|---|---|---|---|---|---|---|
| C/Br | W | Sy | C/Br | W | Sy | C/Br | W | Sy | |
| Corn | 431 | 140 | 425 | 488 | 166 | 480 | 547 | 229 | 540 |
| Wheat | - | 300 | - | - | 300 | - | - | 300 | - |
| Wheat bran | - | 30 | - | - | 60 | - | - | 60 | - |
| Extracted soybean meal | 464 | 410 | 464 | 412 | 353 | 412 | 358 | 307 | 358 |
| Sunflower oil | 56 | 68 | 56 | 58 | 77 | 58 | 55 | 65 | 55 |
| Limestone | 18 | 18 | 18 | 15 | 15 | 15 | 14 | 14 | 14 |
| MCP | 16 | 16 | 16 | 15 | 14 | 15 | 14 | 13 | 14 |
| L-lysine | 2 | 3 | 2 | 1 | 2 | 1 | 1 | 2 | 1 |
| DL-methionine | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 2 | 3 |
| L-threonine | - | 1 | - | 1 | 1 | 1 | 0.5 | 0.5 | 0.5 |
| L-valine | - | 1 | - | - | 0.5 | - | - | 0.5 | - |
| NaCl | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| NaHCO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Premix 1 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Phytase 2 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| NSP enzyme 3 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Probiotic 4 | - | - | 0.4 | - | - | 0.4 | - | - | 0.4 |
| Inulin 5 | - | - | 5 | - | - | 5 | - | - | 5 |
| Yeast 6 | - | - | 0.05 | - | - | 0.05 | - | - | 0.05 |
| Sum | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 |
(C) control diet, (Br) control supplemented with Broilact®, (W) wheat-based diet supplemented with wheat bran, (Sy) control diet supplemented with symbiotic; 1 Premix was supplied by UBM Ltd. (Pilisvörösvár, Hungary). The active ingredients in the premix were as follows (per kg of diet): retinyl acetate—5.0 mg, cholecalciferol—130 μg, dl-alpha-tocopherol-acetate—91 mg, menadione—2.2 mg, thiamine—4.5 mg, riboflavin—10.5 mg, pyridoxin HCL—7.5 mg, cyanocobalamin—80 μg, niacin—41.5 mg, pantothenic acid—15 mg, folic acid—1.3 mg, biotin—150 μg, betaine—670 mg, Ronozyme® NP—150 mg (DSM Nutritional Products, 1416 North Williamsburg County Highway Kingstree SC 29556, United States), monensin-Na—110 mg (only grower), narasin—50 mg (only starter), nicarbazin—50 mg (only starter), antioxidant—25 mg, Zn (as ZnSO4·H2O)—125 mg, Cu (as CuSO4·5H2O)—20 mg, Fe (as FeSO4·H2O)—75 mg, Mn (as MnO)—125 mg, I (as KI)—1.35 mg, Se (as Na2SeO3)—270 μg; 2 Quantum Blue® 5G (AB Vista, Marlborough, Wiltshire, SN8 4AN, England); 3 Econase® XT 25P (AB Vista, Marlborough, Wiltshire, SN8 4AN, England); 4 GalliPro® 200 (Bacillus subtilis, DSM17299 bacterial strain; 1.6 × 106 CFU/g, Biochem Ltd., Küstermeyerstrasse 16. 49393 Lohne, Germany); 5 Orafti® HSI (Beneo Ltd., Aandorenstraat 1, B. 3300 Tienen, Belgium); 6 Levucell® SB20 (Saccharomyces cerevisiae boulardii, 2 × 1010 CFU/g, Lallemand Ltd., Ottakringer Str. 89, A-1160 Vienna, Austria).