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. 2020 Sep 17;11:572314. doi: 10.3389/fmicb.2020.572314

FIGURE 5.

FIGURE 5

Principal component analysis of glomalin-related soil proteins content, sum of 16 PAHs and soil samples (n = 3). (A) Correlation of TG-GRSP content and family Glomeraceae. (B) Correlation of glomalin-related soil proteins content and main genera and biodiversity indices.