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Unrooted neighbor-joining tree representing the phylogenetic relationships of 84 bacterial OTU sequences from the rhizosphere of healthy and diseased P. mariana seedlings to the most closely related sequences obtained from BLAST searches. The numbers at the nodes of the tree are bootstrap values for each node with 1,000 bootstrap resamplings (values below 50 are not shown). The bar represents 0.1 substitution per site.
