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Table 2.

The content of heavy metals in the soils of studied sites

The variants of the experiment The content of metals in soil, mg/kg
Cu Cd Zn Sr Pb
Natural territory (forest) 2.751±0.045 0.183±0.024 2.49±0.411 0±0.00 4.135±0.376
Sand quarry 1.27±0.021 0±0.00 2.37±0.142 0±0.00 0.72±0.022
Maximum permissible concentration 3.0 0.5 23.0 7.0 32.0

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