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Effects of phytase on the performance of weaned piglets (Exp. 1)
| Positive control | Phytase level (FTU/kg) | SEM | p-value | ||||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|
||||||||
| 0 | 500 | 1,000 | 20,000 | Treat | Linear | Quadratic | |||
| Weight gain (g/d) | 492ab | 419c | 485b | 491ab | 538a | 16 | <0.01 | <0.01 | <0.01 |
| Feed intake (g/d) | 749 | 673 | 752 | 744 | 784 | 26 | 0.08 | 0.04 | 0.06 |
| Feed efficiency | 658ab | 627b | 647b | 662ab | 687a | 11 | 0.03 | 0.01 | 0.10 |
Means in the same row with different superscripts differ (p<0.05).
