Table A2.
Physico chemical characteristics of the sampling locations at “Ewijkse Waard” and “Oude Waal” near Nijmegen (The Netherlands) sampled December 13 1999. HL = high level at the river levee at Ewijk,: ML = Intermediate level and LL = low level. PM = Permanent marshland at Oude Waal
| Location/soil layer | Total P mg.kg−1 | Total N mg.kg−1 | Na mg.kg−1 | K mg.kg−1 | Mg mg.kg−1 | NH4+ mg.kg−1 | Fe mg.kg−1 | P mg.kg−1 | SO42-mg.kg−1 | NO3-mg.kg−1 | Cl−mg.kg−1 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| HL (0-5cm) | 1125 ± 95 | 3627 ± 302 | 17.57 ± 3.05 | 54.17 ± 13.14 | 117 ± 11 | 8.08 ± 0.39 | 0.77 ± 0.05 | 3.65 ± 0.67 | 138 ± 30 | 58.54 ± 11.90 | 6.41 ± 3.51 |
| (5-10cm) | 1050 ± 143 | 3255 ± 524 | 19.53 ± 3.25 | 30.06 ± 10.41 | 97 ± 11 | 5.31 ± 0.59 | 0.75 ± 0.10 | 1.80 ± 0.56 | 136 ± 3 | 45.81 ± 7.16 | 3.89 ± 0.46 |
| (10-20cm) | 845 ± 73 | 2522 ± 201 | 20.17 ± 2.18 | 20.11 ± 4.89 | 82 ± 10 | 2.66 ± 0.36 | 0.67 ± 0.15 | 0.52 ± 0.22 | 122 ± 19 | 31.38 ± 5.21 | 4.81 ± 0.46 |
| ML (0-5cm) | 1894 ± 60 | 4185 ± 37 | 33.15 ± 3.16 | 48.14 ± 4.10 | 151 ± 8 | 6.08 ± 0.08 | 0.57 ± 0.09 | 3.10 ± 0.25 | 175 ± 41 | 52.12 ± 8.47 | 8.01 ± 4.57 |
| (5-10cm) | 2048 ± 40 | 3427 ± 139 | 47.05 ± 3.89 | 23.72 ± 0.66 | 155 ± 11 | 2.80 ± 0.41 | 0.57 ± 0.09 | 2.87 ± 0.30 | 178 ± 24 | 26.33 ± 7.02 | 5.04 ± 0.53 |
| (10-20cm) | 2607 ± 89 | 3288 ± 74 | 52.22 ± 4.03 | 16.22 ± 1.83 | 170 ± 4 | 1.75 ± 0.24 | 0.65 ± 0.10 | 3.32 ± 0.31 | 223 ± 39 | 19.44 ± 4.13 | 7.55 ± 4.12 |
| LL (0-5cm) | 1535 ± 75 | 1891 ± 180 | 24.91 ± 4.01 | 41.34 ± 6.18 | 81 ± 7 | 3.22 ± 0.77 | 0.52 ± 0.05 | 1.34 ± 0.10 | 165 ± 43 | 32.54 ± 13.32 | 9.62 ± 7.12 |
| (5-10cm) | 1942 ± 269 | 2186 ± 260 | 42.60 ± 7.70 | 35.55 ± 5.20 | 93 ± 7 | 1.75 ± 0.35 | 0.50 ± 0.12 | 1.58 ± 0.07 | 279 ± 83 | 26.46 ± 3.50 | 17.86 ± 10.49 |
| (10-20cm) | 2087 ± 85 | 2683 ± 48 | 61.68 ± 4.91 | 52.94 ± 1.87 | 120 ± 7 | 2.59 ± 0.52 | 0.45 ± 0.17 | 1.85 ± 0.09 | 352 ± 23 | 19.83 ± 2.22 | 13.25 ± 10.01 |
| PM (0-5cm) | 1297 ± 210 | 7834 ± 1534 | 99.36 ± 24.58 | 88.32 ± 31.30 | 220 ± 73 | 9.22 ± 2.69 | 0.71 ± 0.23 | 0.31 ± 0.40 | ND | 18.43 ± 16.98 | 187.19 ± 92.08 |
| (5-10cm) | 1311 ± 275 | 7825 ± 978 | 100.61 ± 4.09 | 45.44 ± 5.88 | 241 ± 66 | 5.63 ± 1.03 | 0.62 ± 0.15 | 0.08 ± 0.03 | ND | 52.64 ± 18.13 | 112.43 ± 18.72 |
| (10-20cm) | 1083 ± 419 | 4677 ± 1855 | 64.21 ± 10.94 | 31.48 ± 8.96 | 144 ± 30 | 5.49 ± 1.91 | 0.62 ± 0.10 | 0.05 ± 0.02 | ND | 41.23 ± 17.72 | 69.84 ± 21.043 |