Rhizobium (Bradyrhizobium japonicum) bacteria is a bio-fertilizer based on the selective strains of nitrogen-fixing beneficial Rhizobium bacteria. This is available in powder formulation. Rhizobium fixes the atmospheric nitrogen through the process of biological nitrogen fixation and makes it available to plant in an easily assailable and utilizable form. Rhizobium bacteria closely associated with pulses crops by forming root nodule.