title: 5th European Nitrogen Fixation Conference--a report.
mesh_terms: D005060:Europe; D009584:Nitrogen / Q000378:metabolism* / Q000494:pharmacology; D009586:Nitrogen Fixation / Q000187:drug effects / Q000235:genetics / Q000502:physiology*; D009591:Nitrogenase / Q000378:metabolism; D063245:Plant Development; D010944:Plants / Q000235:genetics; D013559:Symbiosis / Q000187:drug effects / Q000235:genetics / Q000502:physiology
chemical_list: D009591:Nitrogenase; D009584:Nitrogen