Search Results for the EPA National Library Catalog

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Your Search: (AUTHOR=Halligan AND Barbara AND J)


 
 
 
Select Item Title Year Published
Comparative toxicity of sewage-effluent disinfection to freshwater aquatic life / 1975
Life Cycle of the Freshwater Snail 'Campeloma decisum' (Viviparidae) in the Laboratory. 1981
Survival and Reproduction of 'Gammarus lacustris and G. pseudolimnaeus' Under Two Experimental Conditions. 1978

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