Search Results for the EPA National Library Catalog

Items Found: 3

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Your Search: (AUTHOR=Zenz AND David AND R.)


Select Item Title Year Published
Determination of the design parameters for a 30 MGD two stage nitrification plant 1976
Municipal sewage sludge management processing, utilization, and disposal / 1992
USEPA guidelines on sludge utilization and disposal : a review of its impact upon municipal wastewater treatment agencies / 1975

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