Fig. 2

The statistical comparisons of actual content (a) and proportion (b) of REEs fractions in unexploited soil and mining soil (* p < 0.05, ** p < 0.01, *** p < 0.001).
The statistical comparisons of actual content (a) and proportion (b) of REEs fractions in unexploited soil and mining soil (* p < 0.05, ** p < 0.01, *** p < 0.001).