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. 2020 Jul 16;10:11740. doi: 10.1038/s41598-020-68661-4

Table 4.

Correlation analysis between ΣREE, δCe, δEu and chemical indexes in soil.

pH Na+ K+ Ca2+ Mg2+ SO42− Cl
ΣREE 0.152 − 0.142 − 0.365 0.621** − 0.251 0.807** 0.541*
La 0.148 − 0.141 − 0.364 0.620** − 0.255 0.822** 0.524*
Ce 0.156 − 0.141 − 0.360 0.616** − 0.247 0.793** 0.551*
δCe − 0.018 0.077 0.214 − 0.156 0.028 − 0.260 0.061
δEu 0.051 0.319 0.361 − 0.637** 0.211 − 0.658** − 0.256

**Significant correlation at the 0.01 level (bilateral); *Significant correlation at the 0.05 level (bilateral).