[On the effect of filtrates of culture fluid of Azotobacter agile and Azotobacter vinelandii on fixation of atmospheric nitrogen].
D001395:Azotobacter; D016948:Azotobacter vinelandii; D003470:Culture Media; D009584:Nitrogen; D009586:Nitrogen Fixation; D011548:Pseudomonadaceae
D003470:Culture Media; D009584:Nitrogen
AZOTOBACTER; CULTURE MEDIA; NITROGEN FIXATION