Research Article

Production and Metabolism of Indole Acetic Acid in Root Nodules and Symbiont (Rhizobium undicola) Isolated from Root Nodule of Aquatic Medicinal Legume Neptunia oleracea Lour.

Figure 1

Phylogenetic tree was constructed using the neighbor-joining method based on the Kimura 2 parameter model by using MEGA 5 software. Significant bootstraps values (from 1000 replications) are indicated as percentages at the nodes. The scale bar indicates 0.01 fixed substitution per nucleotide position. Sequence accession numbers are indicated in parentheses.