Uji Beberapa Konsentrasi Ekstrak Tepung Biji Sirsak (Annona Muricata L.) Terh…

Helicoverpa armigera Hubner is a major problem in maize cultivation. H. armigera can cause a yield loss of production 40%. Control using vegetable insecticides soursop seed extract (Annona muricata L.) is an alternative control of H. armigera. This study aimed to obtain an effective concentration of soursop seed flour extract to kill H. armigera larvae in corn. This research was carried out…