Table 4 Dry matter and energy digestibility and nitrogen retention of diets fed to 21 day old broiler chickens containing graded levels of fractionated wheat distiller’s dried grains with solubles (DDGS)
Level of fractionated wheat DDGS, % | P Values | ||||||||
|---|---|---|---|---|---|---|---|---|---|
Item | 0 | 5 | 10 | 15 | 20 | SEM1 | Linear | Quadratic | Cubic |
Dry matter, % | 66.3 | 68.4 | 69.3 | 71.0 | 70.7 | 0.93 | <0.01 | 0.32 | 0.78 |
Energy, % | 71.6 | 73.7 | 74.4 | 75.9 | 75.9 | 0.85 | <0.01 | 0.36 | 0.98 |
Nitrogen retention, % | 59.0 | 61.1 | 62.8 | 63.1 | 62.3 | 1.43 | 0.11 | 0.25 | 0.87 |