Uji Beberapa Konsentrasi Ekstrak Daun Bintaro (Cerbera Manghas L.) Berpelarut…

ABSTRACT Beet armyworm (Spodoptera exigua Hubner) is a major problem in shallot cultivation. Spodoptera exigua can cause yield loss of 45-57% and can cause crop failure. Controls are generally carried out using synthetic insecticides, but the continuous use of synthetic insecticides can have a negative impact on humans and the environment. One alternative control that can be used is a vegetabl…