[Welcoming the guests on behalf of the society for water, soil and air hygiene].

[Welcoming the guests on behalf of the society for water, soil and air hygiene]. — المؤلف: Tessendorff, I H — Schriftenreihe des Vereins fur Wasser-, Boden- und Lufthygiene 1975

المؤلف
Tessendorff, I H
النشر
Schriftenreihe des Vereins fur Wasser-, Boden- und Lufthygiene 1975
الوصف
9-10 p.
الموضوعات
Air Pollution؛ Congresses as Topic؛ Environmental Health؛ Herbicides؛ Societies, Scientific؛ Soil Pollutants؛ Water Pollution, Chemical