ABSTRACT Food needs rice production (Oryza sativa L.) in Riau Province was unstabled for the last three years starting from 2016 to 2018. One of the main obstacles to upland rice is the attack of Rice Seed Bug Pest(Leptocorisa acuta T.). Environmental pest control was offered using the biological control of the fungus Metarhizium anisopliae Metsch (Sorokin). The aim of the study was to obt…