Economic and Environmental Geology

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Table. 3.

Table. 3.

Regression analysis of soil properties according to elapsed time

Factors Soil pH TOC Total- N C/N ratio Av. P2O5
p * ** ** * **

*Significant at the 0.005 level of p-value

**Significant at the 0.001 level of p-value

Econ. Environ. Geol. 2021;54:457-64 https://doi.org/10.9719/EEG.2021.54.4.457
© 2021 Econ. Environ. Geol.