Browsing Biological Sciences by Subject "Indiana"

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Comparison of gas chromatography/mass spectrometry and immunoassay techniques on concentrations of atrazine in storm runoff

Lydy, Michael J.; Carter, D. S.; Crawford, C. G. (Springer New York, 1996-10)

Gas chromatography/mass spectrometry (GC/MS) and enzyme-linked immunosorbent assay (ELISA) techniques were used to measure concentrations of dissolved atrazine in 149 surface-water samples. Samples were collected during ...
A comparison of selected diversity, similarity, and biotic indices for detecting changes in benthic-invertebrate community structure and stream quality

Lydy, Michael J.; Crawford, C. G.; Frey, J. W. (Springer New York, 2000-11)

Implementation of advanced wastewater treatment at the two municipal wastewater-treatment plants for Indianapolis, Indiana, resulted in substantial improvement in the quality of the receiving stream and significant changes ...