Uji Konsentrasi Ekstrak Umbi Gadung (Dioscorea Hispida Dennst.) Terhadap Mort…

ABSTRACT Spodoptera litura Fab. is a pest that attacks corn plants in the vegetative and generative phases. According to research, S. litura can cause up to 85% damage if S. litura not controlled and cause crop failure. The part of the gadung plant that is utilized as a botanical insecticide is the gadung bulb. This study aims to obtain an effective concentration of gadung tuber extract to con…