title: [Hygienic importance of nitrogen fertilizers].
authors.forename: I I
authors.initials: II
authors.lastname: Valetko
mesh_terms: D000818:Animals; D005308:Fertilizers / Q000009:adverse effects*; D005506:Food Contamination / Q000517:prevention & control; D006801:Humans; D006920:Hygiene; D009566:Nitrates / Q000009:adverse effects*; D014586:USSR
chemical_list: D005308:Fertilizers; D009566:Nitrates
vernacular_title: Gigienicheskoe znachenie azotnykh udobreniĭ.