Search Results for the EPA National Library Catalog

Items Found: 32

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Your Search: (AUTHOR=Williams AND Llewellyn AND R.)

 
 
 

Select Item Title Year Published
A national assessment of landscape change and impacts to aquatic resources : a 10-year research strategy for the landscape sciences program. / 2000
A national assessment of landscape change and impacts to aquatic resources : a 10-year research strategy for the landscape sciences program. / 2000
Aquatic toxicology and hazard assessment, 12th volume / 1989
Characterization of biological reference material : in vivo incorporated toxic metals in water hyacinth tissues / 1983
Command procedures for manipulating tape date files : a set of procedures developed for use with the COMNET ALPHA time sharing system / 1980
Comparisons of models predicting ambient lake phosphorus concentrations / 1979
Comparisons of models predicting ambient lake phosphorus concentrations / by 1978
Development and standardization of methods for analysis of biological tissues for PCBs. / 1984
Distribution of phytoplankton in Iowa lakes / 1979
Distribution of phytoplankton in Iowa lakes / 1978
Distribution of phytoplankton in Kansas lakes / 1979
Distribution of phytoplankton in Kansas lakes / 1978
Distribution of phytoplankton in Mississippi lakes / 1977
Distribution of phytoplankton in Mississippi Lakes. 1977
Distribution of phytoplankton in New Jersey lakes / 1977
Distribution of phytoplankton in New Jersey lakes / 1978
Distribution of phytoplankton in Utah lakes / 1979
Distribution of phytoplankton in Wyoming lakes / 1979
Evaluation of the procedures for identification of hazardous waste : interim report, August 1979 / 1979
Evaluation of the procedures for identification of hazardous wastes / 1981
Evaluation of the procedures for identification of hazardous wastes Sampling, extraction, and inorganic analytical procedures / 1981
Genera Acanthosphaera through Cystodinium collected from eastern and southeastern lakes / 1979
Guidelines for conducting collaborative testing of biological test methods / 1983
Hazardous materials spill monitoring : safety handbook and chemical hazard guide / 1979
Management plan : advanced field monitoring methods program / 1987
Procedures for conducting Daphnia magna toxicity bioassays : user's guide / 1987
Proposed plan for superfund innovative technology evaluation (SITE) demonstration of measurement and monitoring technologies / 1989
Relationships of productivity and problem conditions to ambient nutrients : National Eutrophication Survey findings for 418 Eastern lakes / 1978
Report on field screening techniques for assessment and evaluation / 1988
Sampling and Analysis of Wastes Generated by Gray Iron Foundries. 1981
Single-laboratory evaluation of mobility procedure for solid waste 1986
Validation of testing measurement methods / 1983

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