Search Results for the EPA National Library Catalog

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Your Search: (AUTHOR=T. AND Willingham)


Select Item Title Year Published
Acute and Short-term Chronic Ammonia Toxicity to Fathead Minnows (Pimephales promelas)and Ceriodaphnia dubia Using Laboratory Dilution Water and Lake Mead Dilution Water. 1987
Ammonia toxicity / 1976
Toxicity Based Maximum Permissible in-Stream Concentration of Un-ionized Ammonia for Waters Classified for Fishery Use, Preliminary Draft 1975
Water quality trends in Region VIII : (1979 data) / 1980

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