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Search Results for the EPA National Library Catalog
Items Found: 5612
Showing: Items 5451 - 5500
Your Search: (SUBJECT=Biology)
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Title
Year Published
5451
Uptake and Toxicity of Toxaphene in Several Estuarine Organisms.
1976
5452
Uptake of Cerium-144, Promethium-147, and Plutonium-238 by Oat Plants from Soils.
1971
5453
Uptake of Insecticides by Freshwater Mussels and the Effects of Sublethal Concentrations of Insecticides on These Mussels.
1972
5454
Uptake of Metals from Chromated-Copper-Arsenate (CCA)-Treated Lumber by Epibiota.
1993
5455
Uptake of Uranium from Drinking Water.
1987
5456
Uptake, excretion, and physiological effects of hexachlorobenzene in growing lambs /
1976
5457
Uptake, Translocation and Release of Phosphorus by 'Elodea densa'.
1984
5458
Urban ecology : strategies for green infrastructure and land use /
2016
5459
Urban ecosystem ecology /
2010
5460
Urban forest landscapes : integrating multidisciplinary perspectives /
1995
5461
Urban pest management : a report /
1980
5462
Urban rainwater : from pollution source to resource via value-added design /
2002
5463
Urban stormwater and combined sewer overflow impact on receiving water bodies : proceedings of the national conference, Orlando, Florida November 26-28, 1979 /
1980
5464
Use and Nutritional Value of 'Artemia' as a Food Source.
1986
5465
Use of a Simple Experimental Device to Study Water Pollution in Situ: Comparative Effects of Three Anti-Petroleum Emulsive Agents (Utilisation d'un Dispositif Experimental Simple pour L'Etude de la Pollution des Eaux in Situ: Effets Compares de Trois Agents Emulsionnants Anti-Petrole).
1974
5466
Use of aquatic lethality tests to estimate safe toxicant concentrations for initial ecolological risk assessments /
1989
5467
Use of Aquatic Plants in the Rehabilitation of Acid Polluted Streams.
1972
5468
Use of arthropods to evaluate water quality of streams
1977
5469
Use of Asbestos-Cement Pipe.
1981
5470
Use of biological specimens for the assessment of human exposure to environmental pollutants proceedings of the International Workshop at Luxembourg, 18-22 April 1977 /
1979
5471
Use of DNA:DNA Colony Hybridization in the Rapid Isolation of 4-Chlorobiphenyl Degradative Bacterial Phenotypes.
1986
5472
Use of Ecoregions in Biological Monitoring.
1992
5473
Use of forest site index for evaluating terrestrial resources at risk from acidic deposition {microfiche}
1990
5474
Use of immunotoxicity assays in aquatic biology research.
1999
5475
Use of Limited Protocols to Evaluate the Genotoxicity of Hazardous Wastes in Mammalian Cell Assays: Comparison to 'Salmonella'.
1987
5476
Use of Molecular Negentropy to Encode Structure Governing Biological Activity.
1980
5477
Use of Perifusion to Evaluate Hormonal Release In vitro from Rat Pituitary and Hypothalamic Tissue.
1992
5478
Use of Periphyton in the Development of Biocriteria.
1994
5479
Use of Pesticides in Suburban Homes and Gardens and Their Impact on the Aquatic Environment.
1972
5480
Use of Primate Folliculogenesis Models in Understanding Human Reproductive Biology and Applicability to Toxicology.
1988
5481
Use of small otter trawls in coastal biological surveys /
1978
5482
Use of the Amphipod Crustacean 'Hyalella Azteca' in Freshwater and Estuarine Sediment Toxicity Tests.
1988
5483
Use of the Aquatic Oligochaete 'Lumbriculus variegatus' for Assessing the Toxicity and Bioaccumulation of Sediment-Associated Contaminants.
1993
5484
Use of the Grass Shrimp 'Palaemonetes pugio' in a Life-Cycle Toxicity Test.
1979
5485
Use of the mixed flask culture (MFC) microcosm protocol to estimate the survival and effects of microorganisms added to freshwater ecosystems /
1989
5486
Use of Whole Embryo Culture for Evaluating Toxicity and Teratogenicity.
1984
5487
User guide: acute to chronic estimation /
1999
5488
User's manual for the instream sediment-contaminant transport model SERATRA /
1982
5489
Uses of Environmental Maps in Determining Areas of Noncompliance.
1977
5490
Using reproductive and developmental effects data in ecological risk assessments for oviparous vertebrates exposed to contaminants /
1998
5491
Using the biological literature : a practical guide /
2002
5492
Using the DNA Alkaline Unwinding Assay to Detect DNA Damage in Laboratory and Environmentally Exposed Cells and Tissues.
1990
5493
Utility of Toxicity Tests to Measure Effects of Substances on Marine Organisms.
1982
5494
Utilization of a Response-Surface Technique in the Study of Plant Responses to Ozone and Sulfur Dioxide Mixtures.
1984
5495
Utilization of Trifluorothymidine (TFT) to Select for Thymidine Kinase-Deficient Mutants from L5178Y/TK Mouse Lymphoma Cells.
1981
5496
Validation of Protocols for Assessing Early Pregnancy Failure in the Rat: Clomiphene Citrate.
1991
5497
Validity of ambient toxicity tests for predicting biological impact, Ohio River, near Wheeling, West Virginia /
1986
5498
Validity of effluent and ambient toxicity tests for predicting biological impact, Kanawha River, Charleston, West Virginia /
1986
5499
Validity of effluent and ambient toxicity tests for predicting biological impact, Scippo Creek, Circleville, Ohio /
1985
5500
Validity of effluent and ambient toxicity tests for predicting biological impact, Skeleton Creek, Enid, Oklahoma /
1986
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