title: Transformation of nitrogen fixation genes in Azotobacter.
mesh_terms: D000641:Ammonia / Q000378:metabolism; D001395:Azotobacter / Q000235:genetics* / Q000302:isolation & purification; D002874:Chromosome Mapping; D005787:Gene Frequency; D005796:Genes; D009154:Mutation; D009586:Nitrogen Fixation; D009591:Nitrogenase / Q000378:metabolism; D010641:Phenotype; D013045:Species Specificity; D014169:Transformation, Bacterial
chemical_list: D000641:Ammonia; D009591:Nitrogenase