[Nitrates in water and soil].
D005860:Germany, West; D006801:Humans; D009566:Nitrates / Q000032:analysis*; D012989:Soil Pollutants / Q000032:analysis*; D014873:Water Pollutants / Q000032:analysis*; D014874:Water Pollutants, Chemical / Q000032:analysis*
D009566:Nitrates; D012989:Soil Pollutants; D014873:Water Pollutants; D014874:Water Pollutants, Chemical
Nitrat in Wasser und Boden.