Figure 3. Principal coordinates analysis of 15 Activated Sludge samples by weighted UniFrac. For UniFrac, Green genes coreset tree was selected as the reference tree, a sample mapping file showing the frequency of each reference taxon in different AS samples was generated through local BLAST

From

Exploited Application of Pyrosequencing in Microbial Diversity of Activated Sludge System of Common Effluent Treatment Plants

M. P. Shah

American Journal of Microbiological Research. 2014, 2(5), 157-165 doi:10.12691/ajmr-2-5-6