Aplikasi Kotoran Larva Kumbang Tanduk (Oryctes Rhinoceros) Terhadap Populasi …

ABSTRACT Rhinoceros beetles larvae (kolarhino) feces is an organic fertilizer that can increase soil nutrients and soil mesofauna in oil palm plants. The aim of the study was to determine the effect of several doses of kolarhino on population density and diversity of soil mesofauna in immature oil palm plants. The study was conducted from May to August 2018 at the oil palm plantation PTPN V …