Fig. 2From: Conversion from natural wetlands to paddy field alters the composition of soil bacterial communities in Sanjiang Plain, Northeast ChinaRarefaction curves for the bacterial 16S rRNA gene clone libraries from the paddy field, Carex lasiocarpa wetland and Deyeuxia angustifolia wetland. Operational taxonomic units (OTUs) were calculated based on 3Â % (species), 5Â % (genus) and 15Â % (class) dissimilarity levelsBack to article page