Fig. 2From: Tobacco microbial screening and application in improving the quality of tobacco in different physical statesNeighbor-joining tree of tobacco strains B1 and C4 and related bacterial strains based on a neighbor-joining algorithm of the 16S rDNA sequence. Bootstrap values are shown as the percentage of 1000 replicates. The bar (0.05) at the bottom of the tree indicates the substitution per nucleotide positionBack to article page