ABSTRACT Mungbean (Vigna radiata L.) is a legume crop and in Indonesia ranks third after soybeans and peanuts. Mung bean production in Riau in 2018 decreased by 14 tons compared to 2017 where the 2017 production was 448 tons to 434 tons in 2018 or decreased by 3.13%. Increased production can be done through increasing land area, increasing soil productivity, among others by providing a su…