title: The effect of some herbicides on Azotobacter chroococcum.
mesh_terms: D001395:Azotobacter / Q000166:cytology / Q000187:drug effects* / Q000254:growth & development / Q000302:isolation & purification / Q000378:metabolism; D001431:Bacteriological Techniques; D002219:Carbamates / Q000494:pharmacology*; D003124:Colorimetry; D003470:Culture Media; D006540:Herbicides / Q000494:pharmacology*; D009586:Nitrogen Fixation / Q000187:drug effects; D010860:Pigments, Biological / Q000096:biosynthesis; D012988:Soil Microbiology; D014227:Triazines / Q000494:pharmacology*; D014508:Urea / Q000494:pharmacology*
chemical_list: D002219:Carbamates; D003470:Culture Media; D006540:Herbicides; D010860:Pigments, Biological; D014227:Triazines; D014508:Urea