Kaewkanya, K., Soontarote, K., Lulitanond, A., Sangka, A., Charoensri, N. and Sribenjalux, P. 2006. lation of Clostridium botulinum from soil samples in Northeastern Thailand by Clostridium botulinum isolation Agar. Archives of Allied Health Sciences. 18, 3 (Oct. 2006), 37–44.