title: [Significance of the biological factor in environmental pollution].
mesh_terms: D000818:Animals; D001695:Biology; D004463:Ecology; D004782:Environmental Health; D004787:Environmental Pollution; D006801:Humans; D008829:Microbiology
vernacular_title: O znachenii biologicheskogo faktora v zagriaznenii okruzhaiushcheĭ sredy.