N2 Fixing Aerobic Bacteria Get link Facebook X Pinterest Email Other Apps June 25, 2024 Asymbionts (Free living):-Bacteria:- They add up to 10-25 kg, of nitrogen/ha/annum.> Azotobacter (Aerobic, Saprophytic)> Beijerinckia (Aerobic, Saprophytic) Get link Facebook X Pinterest Email Other Apps