title: [Possibilities of increasing the biological fixation of atmospheric nitrogen in cultivated soils].
mesh_terms: D000383:Agriculture; D001395:Azotobacter / Q000378:metabolism; D005308:Fertilizers; D009584:Nitrogen / Q000032:analysis / Q000378:metabolism*; D009586:Nitrogen Fixation; D010710:Phosphates / Q000032:analysis / Q000378:metabolism; D010940:Plant Proteins / Q000032:analysis; D012987:Soil / Q000032:analysis; D012988:Soil Microbiology
chemical_list: D005308:Fertilizers; D010710:Phosphates; D010940:Plant Proteins; D012987:Soil; D009584:Nitrogen
vernacular_title: Sur la possibilité d'augmenter la fixation biologique de l'azote atmosphérique dans les sols de culture.