Search Results for the EPA National Library Catalog

Items Found: 4
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Your Search: (AUTHOR=Hansen AND Stephen)


 
 
 
Select Item Title Year Published
Ability of Standard Toxicity Tests to Predict the Effects of the Insecticide Diflubenzuron on Laboratory Stream Communities. 1982
Effects of Diflubenzuron on a Complex Laboratory Stream Community. 1981
Generalized methodology for conducting industrial toxicity reduction evaluations (TREs) / 1989
Screening for Toxic Effects on Interspecies Interactions: A Mechanistic or an Empirical Approach. 1981

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