Search Results for the EPA National Library Catalog

Items Found: 6

Showing: Items 1 - 6

Your Search: (AUTHOR=Engelbrecht AND Richard AND S.)


Select Item Title Year Published
Acid-fast bacteria and yeasts as indicators of disinfection efficiency / 1979
Impact of sanitary landfills an overview of environmental factors and control alternatives / 1976
New microbial indicators of disinfection efficiency / 1977
New microbial indicators of wastewater chlorination efficiency / 1974
The Ohio River Valley Water Sanitation Commission and its activities / 1991
Virus sensitivity to chlorine disinfection of water supplies / 1978

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