This study aims to determine the effect of application intervals of some plant extracts on the incidence of mosaic virus attacks and Aphids (Aphis Gossypii) on chili plants in the field. This research was compiled using a factorial randomized block design (RAKF) with 6 treatments, namely neem leaf extract, bengkoang leaf extract, jatropha leaf extract, amethyst leaf extract, soursop leaf extrac…