Search Results for the EPA National Library Catalog

Items Found: 7
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Your Search: (AUTHOR=Hern AND Robert)


 
 
 
Select Item Title Year Published
Distribution of phytoplankton in Alabama lakes / 1977
Distribution of phytoplankton in Maryland lakes / 1977
Distribution of phytoplankton in Mississippi lakes / 1977
Distribution of phytoplankton in Virginia lakes / 1977
Estimating costs of granular activated carbon treatment for water and wastewater / 1984
Relationships of productivity and problem conditions to ambient nutrients : National Eutrophication Survey findings for 418 Eastern lakes / 1978
Visibility and Aerosol Composition in Houston, Texas. 1982

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