Economic and Environmental Geology

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Table. 2.

Table. 2.

The chemical properties of the studied soils

pH Av.-P2O5 (mg/kg) Av.-SiO2 (mg/kg) CEC (cmolc/kg) Exchangeable cation (cmolc/kg)
Ca Mg K
Acceptable range(1) 6.0 ~ 6.5 80 ~ 120 130 ~ 180 - 5.0 ~ 6.0 1.5 ~ 2.5 0.25 ~ 0.30
Cover soil 6.8 ± 0.0 22.41 ± 1.58 145.91 ± 8.05 13.80 ± 0.45 7.23 ± 0.29 1.39 ± 0.06 0.33 ± 0.04
Contaminated soil 5.0 ± 0.0 114.00 ± 1.29 97.01 ± 5.50 9.78 ± 0.32 2.37 ± 0.12 0.61 ± 0.02 0.40 ± 0.02

(1) Yang et al.(2008)

Econ. Environ. Geol. 2021;54:483-94 https://doi.org/10.9719/EEG.2021.54.4.483
© 2021 Econ. Environ. Geol.