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Apparent ileal digestibility (AID) and apparent total tract digestibility (ATTD) of GE in experimental diets containing 0, 750, 1,500, or 3,000 FTU/kg
| FTU1 per kilogram | P-value | ||||||
|---|---|---|---|---|---|---|---|
| Item | 0 | 750 | 1,500 | 3,000 | SEM | Linear | Quadratic |
| AID, % | 73.4 | 73.7 | 75.4 | 72.7 | 0.8 | 0.47 | 0.009 |
| ATTD, % | 83.6 | 82.6 | 82.7 | 81.6 | 0.3 | <0.001 | 0.61 |
1FTU = phytase units.
