Thanapat Sastraruji. 2006. Bioinsecticide production from Stemona extract and its application in agricultural use. Field of Study Environmental Science, Chiang Mai University;
Thanapat Sastraruji. (2006) Bioinsecticide production from Stemona extract and its application in agricultural use . Chiang Mai University/Chiang Mai.
Thanapat Sastraruji. Bioinsecticide production from Stemona extract and its application in agricultural use. . Chiang Mai:Chiang Mai University, 2006.
Thanapat Sastraruji. (2006) Bioinsecticide production from Stemona extract and its application in agricultural use . Chiang Mai University/Chiang Mai.