Search Results for the EPA National Library Catalog

Items Found: 1478
Showing: Items 1401 - 1450
Your Search: (AUTHOR=L AND F)


 
 
 
PREV 1 ... 19 20 21 22 23 24 25 26 27 28 29 30 NEXT
Select Item Title Year Published
Use of aquatic lethality tests to estimate safe toxicant concentrations for initial ecolological risk assessments / 1989
Use of Carbon Dioxide Challenge to Detect Toxicant - Induced Changes in Cardiopulmonary Function of Awake Rats. 1988
Use of Coal Cleaning for Compliance with SO2 Emission Regulations. 1981
Use of Computerized Data Listings and Activity Profiles of Genetic and Related Effects in the Review of 195 Compounds (Journal Version). 1988
Use of Four-Dimensional Data Assimilation in a Limited-Area Mesoscale Model Part 2: Effects of Data Assimilation within the Planetary Boundary Layer. 1992
Use of Four-Dimensional Data Assimilation in a Limited-Area Mesoscale Model Part 2: Effects of Data Assimilation within the Planetary Boundary Layer. 1991
Use of Genetic Activity Profiles in Hazard Evaluation. 1988
Use of genotoxic activity profiles in assessment of carcinoensis and genetic effects / 1988
Use of Isopropanol to Distinguish H2SO4 from Particulate Sulfate on Filters. 1984
Use of small fish species in carcinogenicity testing : {proceedings of a symposium held at Lister Hill Center, Bethesda, Maryland, December 8-10, 1981 / 1984
Use of surrogate species in assessing contaminant risk to endangered and threatened fishes : final report -- September, 1995 / 1995
Use of surrogate species in assessing contaminant risk to endangered and threatened fishes : final report, September 1995 / 1995
User guide: acute to chronic estimation / 1999
User's guide for the mathematical model LT3VSI denitrification in nonhomogeneous laboratory scale aquifers 1991
User's manual for the APRAC-1A urban diffusion model computer program / 1972
User's Manual for the APRAC-1A Urban Diffusion Model Computer Program. 1972
User's manual for the M.I.T. transient water quality network model, including nitrogen-cycle dynamics for rivers and estuaries / 1977
Users guide to ecohydraulic modelling and experimentation : experience of the ecohydraulic research team (PISCES) of the HYDRALAB network / 2014
Users manual for the pesticide root zone model (PRZM), release 1 / 1984
Using Isotope Dilution Mass Spectrometry to Determine Aqueous Trichloroacetic Acid. 1986
UV Monitoring Program at US EPA. 1993
Validation of an Emission Measurement Method for Inorganic Arsenic from Stationary Sources: Proposed Method 108. Laboratory and Field Test Evaluation. 1984
Value of Multiple Endpoint Data in Male Reproductive Toxicology: Revelations in the Rat (Journal article). 1989
Value of Multiple Endpoint Data in Reproductive Toxicology: Revelations in the Rat. 1988
Valve timing : its effect on emissions and fuel economy / 1977
Vamidothion 1983
Variability in Virulence of Heterobasidion annosum Isolates from Pondrosa and Jeffrey Pine in Areas of High and Low Photochemical Air Pollution. 1982
Velocity of Particulate in Laminar and Turbulent Gas Flow by Holographic Techniques. 1971
Vertebrate toxicology of the solubilized proteins of Bacillus thuingiensis subsp. 'israelensis' {microform} / 1992
Viability of Embryos of the Winter Flounder 'Pseudopleuronectes americanus' Exposed to Mixtures of Cadmium and Silver in Combination with Selected Fixed Salinities. 1982
Vibratory spiral blancher-cooler / 1978
Vinyl chloride 1983
Vinylidene Chloride: A Chronic Inhalation Toxicity and Oncogenicity Study in Rats. 1982
Volatile Corrosion Inhibitors and Boiler Water Additives: Potential for Nitrosamine Formation. Task III. Chemical Technology and Economics in Environmental Perspectives. 1980
Volatile organic sampling train - soot interference report / 1993
Vulnerable brain and environmental risks 1992
Ware River intensive watershed study / 1983
Washington County Project: A Final Report. Development and Implementation of a Sediment Control Ordinance or Other Regulatory Mechanism: Institutional Arrangements Necessary for Implementation of Control Methodology on Urban and Rural Lands. 1979
Wastewater treatment technology documentation for aldrin/dieldrin manufacture / 1976
Wastewater treatment technology documentation for DDT manufacture / 1976
Wastewater treatment technology documentation for endrin manufacture / 1976
Wastewater treatment technology documentation for toxaphene manufacture : final report / 1976
Wastewater treatment technology documentation, formulation of aldrin/dieldrin, DDT, endrin, toxaphene {microform}, 1976
WATEQF - a FORTRAN IV version of WATEQ, a computer program for calculating chemical equilibrium of natural waters / 1976
Water and sewerage works pressure pipe requirements, 1940-1964-1975 1964
Water Budget and Waste Treatment at a Modern Dairy. 1973
Water for life : water management and environmental policy / 2003
Water levels in Nassau County sewer districts 2 and 3, Long Island, New York, 1978-79 1983
Water potential relations in soil microbiology proceedings of a symposium / 1981
Water Resources Data for California Water Year 1994. Volume 4. Northern Central Valley Basins and The Great Basin from Honey Lake Basin to Oregon State Line. 1995
PREV 1 ... 19 20 21 22 23 24 25 26 27 28 29 30 NEXT

Save, Print or Email Selected Records