Assessment of <i>Aegle marmelos</i> Fruit Extracts as Organic Insecticide for <i>Spodoptera exigua</i> on <i>Allium ascolanicum</i>

Allium ascalonicum L. is a commodity household Indonesian consume for daily cooking. However, the constraint on shallot production attacked by Spodoptera exigua (Hübner, 1808)). So far, farmers have relied lot control methods using chemical pesticides, which negatively impact environment. The fruit of Aegle marmelos contains fatty substance called tannin, one compounds with bitter taste that insects can dislike. This content why A. highly recommended as an organic pesticide. study assessed concentration extracted was effective in controlling S. exigua. arranged to use randomized block design, consisting five treatments extract concentration, namely: 2 mL L–1 water (K1); 4 L –1 (K2); 6 (K3); 8 (K4); 10 (K5) and without treatment (K0). results showed effectively suppresses development increase production.