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Reino Viitala fonds
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Acidic Precipitation in Ontario Study, Hawkeye Lake Site
5 en plus...
Dossier
Accelerated Leaching Study
Dossier
Soils of Hawkeye Lake Biogeochemical Site Study
Dossier
Report: The Case Against the Rain
Dossier
APIOS: Acid Sensitivity Survey of Lakes in Ontario
Dossier
APIOS: Studies of Lakes and Streams, Pukaskwa National Park
Dossier
APIOS: Precipitation Concentration and Wet Deposition Fields of Pollutants in Ontario, September 1980 to December 1981
Dossier
APIOS: Terrestrial Effects Programme, Northwestern Region, 1985-1986 Annual Report
Dossier
Air Quality in Ontario 1986 Report
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Rapports
APIOS: Studies of Lakes and Streams, Pukaskwa National Park
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