[Hygienic regulation of total and assimilable fluorine in soil].
D005459:Fluorides; D008452:Maximum Allowable Concentration; D012989:Soil Pollutants; D014586:USSR
D012989:Soil Pollutants; D005459:Fluorides
Gigienicheskoe reglamentirovanie valovogo i usvoiaemogo ftora v pochve.