Fig. 5From: The genetic diversity of soil bacteria affected by phytoremediation in a typical barren rare earth mined site of South ChinaThe distribution of soil bacterial community detected by using principal components analysis. a Before mining, b after mining, c first year of phytoremediation, d second year of phytoremediation, e third year of phytoremediation; PC-1, the first principle component; PC-2, the second principle componentBack to article page