Failure of putative nitrogen-fixing bacteria to fix nitrogen.
D000114:Acetylene / Q000378:metabolism; D001395:Azotobacter / Q000378:metabolism*; D001426:Bacterial Proteins / Q000032:analysis; D002849:Chromatography, Gas; D003486:Cyanides / Q000378:metabolism; D009161:Mycobacterium / Q000378:metabolism*; D009586:Nitrogen Fixation; D009615:Nocardia / Q000378:metabolism*; D011549:Pseudomonas / Q000378:metabolism*; D011868:Radioisotopes
D001426:Bacterial Proteins; D003486:Cyanides; D011868:Radioisotopes; D000114:Acetylene