Fig. 4From: Effect of pH on soil bacterial diversityA Venn diagram showing the distribution of phylotypes identified on order level by 16S rDNA pyrosequencing from soils at site 1 and site 2. There were only two orders, Burkholderiales and Rhizobiales, belonging to β-Proteobacteria and α-Proteobacteria, respectively, at both sitesBack to article page