N level | Week | N mean removal (mg/L) | N content end of 5th week (mg/L) | % removal at the end of the 5th week | Total nitrogen (mg/g) in tissues |
5 (mg/L) | 1 | 5.86c | 2.14a | 57 | 21.03a |
15 (mg/L) | 2 | 3.67b | 4.44b | 70 | 21.77a |
25 (mg/L) | 3 | 0.5a | 5.32c | 79 | 22.27a |
| 4 | 0.35a |
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| 5 | 0.65a |
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