Table 1 The composition of ingredients and nutrient content of diets supplemented with xylanase and xylooligosachharides and fed in different phases to broiler from d 0-42 (as-fed basis, g/kg unless otherwise indicated)
| Â | Inclusion levelb | ||
|---|---|---|---|
Starter | Grower | Finisher | |
(d 0-14) | (d 15-28) | (d 29-42) | |
Ingredients, g/kg | |||
 Corn | 572.70 | 613.70 | 641.50 |
 SBM-48 | 360.00 | 320.00 | 290.00 |
 Soybean oil | 28.00 | 31.00 | 37.00 |
 Limestone | 14.00 | 14.00 | 13.00 |
 Monocalcium phosphate | 9.00 | 6.50 | 5.00 |
 Lysine | 3.50 | 3.00 | 2.50 |
 Methionine | 2.50 | 1.90 | 1.40 |
 Threonine | 1.00 | 1.00 | 1.00 |
 Nacl | 3.00 | 2.80 | 2.50 |
 Sodium bicarbonate | 1.20 | 1.00 | 1.00 |
 Vitamin+mineral mixa | 5.00 | 5.00 | 5.00 |
 Phytase | 0.10 | 0.10 | 0.10 |
Calculated content, g/kg | |||
 ME, MJ/kg | 12.83 | 13.11 | 13.43 |
 Crude protein | 222.80 | 204.77 | 190.85 |
 NDF | 79.20 | 79.61 | 79.65 |
 Crude fat | 26.64 | 25.98 | 25.42 |
 dig Lys | 13.50 | 12.13 | 11.00 |
 digMet | 5.61 | 4.84 | 4.22 |
 dig Thr | 7.54 | 7.01 | 6.61 |
 Trp | 3.01 | 2.74 | 2.53 |
 Meth+Cysteine | 10.20 | 9.26 | 8.48 |
 Arg | 15.28 | 14.08 | 13.17 |
 Val | 10.86 | 10.17 | 9.65 |
 Ile | 9.29 | 8.56 | 8.01 |
 Leu | 19.19 | 18.11 | 17.26 |
 Ca | 9.40 | 8.85 | 8.12 |
 Total P | 7.23 | 6.57 | 6.15 |
 Available P | 4.55 | 3.99 | 3.65 |
 Na | 2.01 | 1.87 | 1.75 |
 Cl | 2.22 | 2.09 | 1.91 |
 Choline | 1.34 | 1.25 | 1.19 |
Analyzed composition, as is, g/kg | |||
 DM | 877.6 | 876.2 | 882.0 |
 Gross energy, MJ/kg | 15.86 | 16.11 | 16.4 |
 Crude protein | 227.82 | 210.91 | 192.95 |
 Crude fat | 31.10 | 37.77 | 52.78 |
 Crude fiber | 22.93 | 22.44 | 22.00 |
 ADF | 34.46 | 33.09 | 39.60 |
 NDF | 77.25 | 78.13 | 85.97 |
 Ash | 53.14 | 48.27 | 46.82 |