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. 2021 Oct 6;12:729244. doi: 10.3389/fmicb.2021.729244

FIGURE 4.

FIGURE 4

Total OTU number of fungal taxa in the litter collected far from CWD in unpolluted (UP), moderately polluted (MP), and heavily polluted (HP) areas (n = 29 samples per area). OTU, operational taxonomic unit; CWD, coarse woody debris.