Rice (Oryza sativa L.) is a staple food crop that plays a crucial role in ensuring national food security. The research aims to study the ability of Paenibacillus polymyxa to inhibit the growth of the pathogen P. oryzae that causes blast disease in rice and test the potential of P. polymyxa bacteria as a biocontrol to control blast disease. This research used a completely randomized design (CRD…