Keefektifan Ekstrak Tepung Biji Pinang (Areca Catechu L.) Terhadap Mortalitas…

ABSTRACT This study aims to determine an effective concentration of areca nut seed flour extract on the mortality of pod borer (Maruca vitrata Fabricius) in the laboratory. The research was conducted experimentally using a completely randomized design (CRD) consisting of five treatments and four replications, resulting in a total of 20 experimental units. The treatments included the applic…