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Spearman correlation between DTT activity, and selected species
| Species | Urban | Rural | |||
|---|---|---|---|---|---|
| DTT activity | DTT activity | ||||
| Water soluble ions | R | p | R | p | |
| Na+ | −.32 | .021 | −.47 | .02 | |
| Cl− | −.26 | .03 | −.32 | .02 | |
| metal(loid)s | Fe | .43 | .04 | .35 | .03 |
| Cu | .83 | .01 | .68 | .00 | |
| Ni | .51 | .04 | .47 | .03 | |
| V | .64 | .02 | .68 | .02 | |
| Cd | .52 | .00 | .20 | .04 | |
| Mn | .79 | .00 | .68 | .02 | |
| PAHs | Ba | .48 | .00 | .57 | .00 |
| Bap | .61 | .01 | .38 | .01 | |
| Pyr | .36 | .04 | .32 | .04 | |
| Total PAHs | .56 | .02 | .41 | .01 | |
