Search Results for the EPA National Library Catalog

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Your Search: (AUTHOR=Ryans AND Robert AND C.)

 
 
 

Select Item Title Year Published
Fate and effects of pollutants on aquatic organisms and ecosystems : proceedings of USA-USSR Symposium, Athens, Georgia, October 19-21, 1987 / 1988
Fish physiology, fish toxicology, and fisheries management : proceedings of an international symposium, Guangzhou, PRC, September 14-16, 1988 / 1990
Problems of aquatic toxicology, biotesting, and water quality management : proceedings of USA-USSR symposium, Borok, Jaroslavl Oblast, July 30-August 1, 1984 / 1986
Problems of aquatic toxicology, biotesting, and water quality management : proceedings of USA-USSR symposium, Borok, Jaroslavl Oblast, July 30-August 1, 1984 / 1986
Protection of river basins, lakes and estuaries, fifteen years of cooperation toward solving environmental problems in the USSR and USA : project summary / 1989
Protection of river basins, lakes, and estuaries : fifteen years of cooperation toward solving environmental problems in the USSR and USA / 1988

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