Duangsamorn Suthisut และ Angsumarn Chandrapatya. (2011) Insecticidal activities of essential oils from three Thai plants (Zingiberaceae) and their major compounds against Sitophilus zeamais motschulsky, tribolium castaneum (Herbst) and two parasitiods. Faculty of Agriculture, Kasetsart University,:ม.ป.ท.Duangsamorn Suthisut และ Angsumarn Chandrapatya. 2011. Insecticidal activities of essential oils from three Thai plants (Zingiberaceae) and their major compounds against Sitophilus zeamais motschulsky, tribolium castaneum (Herbst) and two parasitiods. ม.ป.ท.:Faculty of Agriculture, Kasetsart University,;Duangsamorn Suthisut และ Angsumarn Chandrapatya. Insecticidal activities of essential oils from three Thai plants (Zingiberaceae) and their major compounds against Sitophilus zeamais motschulsky, tribolium castaneum (Herbst) and two parasitiods. ม.ป.ท.:Faculty of Agriculture, Kasetsart University, 2011. Print.