Treatment with cultured bacteria (CB)_30-days
DNA was extracted from soil samples using the ZymoBIOMICS DNA Miniprep Kit. DNA quality and concentration of extracted DNA samples were assessed by 1% agarose gel electrophoresis.  The DNA samples were used as templates to amplify the V3-V4 region of the 16S rRNA gene  The DNA extracting and sequencing were performed commercially by Macrogen Inc. (Seoul, Republic of Korea).