Dry Bacterial Inoculant TerraMax Dry is a bio-preparation containing cells of bulbous bacteria Bradyrhizobium japonicum with a bacterial titre of 1×108 CFU/ml. The preparation is used to increase soybean yield by fixing atmospheric nitrogen. The dry form of the preparation is convenient for storage and transportation, ensuring stable quality and efficacy during seed treatment. Application of this inoculant promotes improved plant growth and reduces dependence on mineral fertilizers.