Sites/Parameters | St46 | St8 | St17 | St2 | St4 | St5 | |||||||
| 1996 | 2013 | 1996 | 2013 | 1996 | 2013 | 1996 | 2013 | 1996 | 2013 | 1996 | 2013 | |
Physico-chimical parameters | |||||||||||||
Orthophosphate (mgP/l) | 0.75 | 0.14 | 0.21 | x | 0.15 | 0.14 | 0.055 | 0.07 | 0.044 | 0.04 | 0.025 | 0.03 | |
Nitrate (mgN/l) |
|
| 3.1 | x | 2.02 | 2.72 | 1.64 | 1.84 | 1.64 | 2.17 | 1.8 | 1.92 | |
Ammonium (mgN/l) | 0.80 | 0.22 | 0.97 | x | 0.49 | 0.22 | 0.115 | 0.11 | 0.088 | 0.019 | 0.042 | 0.019 | |
IBMR | |||||||||||||
IBMR value |
| 8.58 | 9.13 | 11 | 5.24 | 9.78 | 8.15 | 8.88 | 8.53 | 9.16 | 8.26 | 9.14 | |
|
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| IBMR 1996 vs. IBMR 2013 (Wilcoxon test (p = 0.043115)) | ||||||||||