Search Results for the EPA National Library Catalog

Items Found: 6

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Select Item Title Year Published
Impact of a surrogate for a genetically engineered microorganism on aquatic community and ecosystem parameters : microcosm and stream comparisons / 1989
Nutrients for bacterial growth in drinking water : bioassay evaluation / 1989
Nutrients for bacterial growth in drinking water : bioassay evaluation / 1990
The Effect of nitrilotriacetic acid (NTA) on the structure and functioning of aquatic communities in streams / 1980
The potential for biological controls of Cladophora glomerata / 1983
The role of trace elements in management of nuisance growths, 1975

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