Chonnakarn Bhromsiri. 2009. Use of soil microbial inoculation for improving the effectiveness of vetiver grass and the effect on natural soil microbial ecology. Faculty of Science, Chiang Mai University;
Chonnakarn Bhromsiri. (2009) Use of soil microbial inoculation for improving the effectiveness of vetiver grass and the effect on natural soil microbial ecology . Chiang Mai University/Chiang Mai.
Chonnakarn Bhromsiri. Use of soil microbial inoculation for improving the effectiveness of vetiver grass and the effect on natural soil microbial ecology. . Chiang Mai:Chiang Mai University, 2009.
Chonnakarn Bhromsiri. (2009) Use of soil microbial inoculation for improving the effectiveness of vetiver grass and the effect on natural soil microbial ecology . Chiang Mai University/Chiang Mai.