Table 3.
Analyzed nutrient composition (%, as fed basis, unless stated) and enzyme activities of the experimental diets.
Treatments | Moisture | Ash | Fat | Crude fiber | CP | Ca | P | Phytase, FTU/kg | Xylanase, U/kg |
---|---|---|---|---|---|---|---|---|---|
1–10 d of age | |||||||||
PC1 | 9.71 | 5.08 | 7.09 | 3.63 | 21.70 | 0.88 | 0.70 | 161 | 0 |
NC11 | 10.32 | 4.02 | 4.28 | 3.73 | 20.30 | 0.65 | 0.47 | 113 | 42 |
NC1+PhyG | 10.12 | 4.29 | 4.30 | 3.68 | 21.99 | 0.65 | 0.47 | 1,866 | 4 |
NC21 | 10.33 | 4.44 | 3.23 | 3.55 | 21.10 | 0.68 | 0.48 | 123 | 90 |
NC2+PhyG+XB | 10.15 | 4.39 | 3.06 | 3.53 | 21.66 | 0.68 | 0.48 | 2,010 | 1,140 |
11–21 d of age | |||||||||
PC | 8.89 | 5.38 | 7.05 | 4.60 | 20.07 | 0.80 | 0.64 | 188 | 153 |
NC1 | 9.79 | 4.56 | 4.44 | 4.44 | 19.95 | 0.61 | 0.42 | 167 | 0 |
NC1+PhyG | 9.60 | 4.52 | 4.13 | 4.55 | 20.05 | 0.59 | 0.42 | 1,444 | 0 |
NC2 | 9.96 | 4.59 | 3.04 | 4.36 | 20.14 | 0.61 | 0.43 | 144 | 0 |
NC2+PhyG+XB | 9.46 | 4.65 | 2.92 | 4.62 | 19.99 | 0.61 | 0.44 | 1,434 | 1,106 |
22–32 d of age | |||||||||
PC | 9.62 | 4.37 | 7.50 | 4.13 | 19.33 | 0.71 | 0.60 | 267 | 0 |
NC1 | 9.72 | 3.53 | 5.75 | 4.12 | 18.75 | 0.53 | 0.40 | 306 | 0 |
NC1+PhyG | 9.59 | 3.56 | 5.61 | 3.89 | 18.96 | 0.53 | 0.36 | 1,021 | 0 |
NC2 | 9.65 | 3.58 | 4.23 | 3.65 | 19.07 | 0.48 | 0.37 | 207 | 0 |
NC2+PhyG+XB | 9.95 | 3.51 | 4.23 | 3.69 | 18.85 | 0.48 | 0.39 | 1,114 | 1,490 |
PC, nutritionally adequate positive control; NC1, reduced in digestible P, Ca, digestible AA, ME, and Na vs. PC diet, to account for the expected contribution of the phytase, as detailed in Table 1; NC2, reduced in digestible P, Ca, digestible AA, ME, and Na vs. PC to account for the expected contribution of the phytase and the xylanase and β-glucanase preparation (XB), as detailed in Table 1.