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. 2014 Mar 24;9(3):e92055. doi: 10.1371/journal.pone.0092055

Figure 2. (A) Rarefaction curves of OTUs, which were defined at 97% sequence similarity for the 16 S rRNA gene and denitrifying gene sequences.

Figure 2

(B) Richness estimates (ACE, Chao1) for six different clone libraries with MOTHUR at 97% similarity level.