Efektivitas Biji Mahoni (Swietenia Mahagoni Jacq.) Terhadap Mortalitas Ulat G…

ABSTRACT Corn (Zea mays L.) is a plant that has a high position as a source of carbohydrates and protein after rice and is used as a feed source. Attemp to increase corn production are still experiencing several obstacles, such as Spodoptera frugiperda J.E. Smith pest attacks which can cause yield loss of 15-73% if the plant population is attacked by 55 - 100%. Botanical pesticides mahagony se…