ABSTRACT Peanut is a dicot plant and includes leguminosae plants (legumes) which contain 20-30% protein, 42-55% fat, and contain little vitamins A and B and can be used as a raw material for the food industry. One effort that can be done is to increase peanut productivity through the provision of Rhizobium. This study aims to determine the type of Rhizobium sp. isolates local Riau effective sy…