Pradub Reanprayoon. 2011. Impact of pesticide applications on soil microorganisms and properties at Surin province. Surindra:Surindra Rajabhat University;
Pradub Reanprayoon. (2011) Impact of pesticide applications on soil microorganisms and properties at Surin province (รายงานผลงานวิจัย). Surindra Rajabhat University:Surindra.
Pradub Reanprayoon. Impact of pesticide applications on soil microorganisms and properties at Surin province. Surindra:Surindra Rajabhat University, 2011.
Pradub Reanprayoon. (2011) Impact of pesticide applications on soil microorganisms and properties at Surin province (รายงานผลงานวิจัย). Surindra Rajabhat University:Surindra.