Susceptibility of Cosmopolites sordidus (Germar) (Coleoptera: Curculionidae) to Heterorhabditis sp. (Poinar), Steinernema feltiae (Filipjev) and isolates of entomopathogenic fungi
Abstract Background The weevils Cosmopolites sordidus (Germar), Metamasius hemipterus (Linnaeus), and M.hebetatus (Gyllenhal) (Coleoptera: Curculionidae) form a complex of important pests of plantain crops, causing crop losses of over 60%.Using synthetic insecticides to control these insects has not been efficient; for this reason, the present stud