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Spearman correlation between soil Hg concentrations determined by instrument analyses (CV-AAS), bioluminescence response of the bioreporter and total organic carbon. Significant correlations (α = 0.05 are typed bold-face).
| 1. | 2. | 3. | 4. | 5. | |
|---|---|---|---|---|---|
| 1. Total organic carbon (%) | 1.00 | ||||
| 2. Instrument analyses (CV AAS) | 0.14 | 1.00 | |||
| 3. Soil suspensions | −0.09 | 0.65 | 1.00 | ||
| 4. Laccase extraction | 0.06 | 0.63 | 0.87 | 1.00 | |
| 5. Water extraction | −0.01 | 0.53 | 0.89 | 0.97 | 1.00 |
