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. 2018 Apr 2;6:63. doi: 10.1186/s40168-018-0449-9

Fig. 5.

Fig. 5

Canonical correspondence analysis of the a archaeal and b bacterial community, including the DNA (red) and RNA (green) profiles of each sample at OTU level. PERMANOVA was carried out to evaluate the effect of operational parameters on community composition, and significant (P < 0.01) correlations are presented by the arrows