Azoto-CAPS are capsules contains a free living nitrogen fixing bacterium known as Azotobacter. Azotobacter is used as a biofertilizer for all non-leguminous plants especially rice ,cotton , vegetables, etc. Azotobacter is an aerobic, soil-dwelling bacteria. Azotobacter improve plant health through nitrogen fixation, growth hormone production, , plant disease management and reclamation of better soil health.They are aerobic bacteria and require high oxygen concentration for them to function.