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United States Environmental Protection Agency
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Search Results for the EPA National Library Catalog
Items Found: 1907
Showing: Items 551 - 600
Your Search: (SUBJECT=Microbiology.)
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Effect of holding temperature and time on total coliform density in sewage effluent samples /
Effect of initial microbial concentration on disinfectant efficiency /
Effect of lower turbidity on distribution system water quality
Effect of Organic Amendments on Bacterial Multiplication in Lake Water.
Effect of particulates on ozone disinfection of bacteria and viruses in water /
Effect of Pesticide Residues and Other Organo-Toxicants on the Quality of Surface and Ground Water Resources.
Effect of Protozoan Predation on Relative Abundance of Fast- and Slow-Growing Bacteria.
Effect of Simulated Acid Rain on Nitrification and Nitrogen Mineralization in Forest Soils.
Effect of Spectral Composition on Photosynthesis in Turbid Reservoirs. Photosynthetic Production in a Turbid Reservoir II. Details of an Incubation Model and Comments on the Effect of Light Quality on Photosynthesis.
Effect of Stress and Non-Stress Conditions Upon the Interaction of Plectonema Boryanum and the LPP-Phycoviruses.
Effect of the Method of Preparing Monochloramine upon Inactivation of MS2 Coliphage, 'Escherichia coli', and 'Klebsiella pneumoniae'.
Effect of the ocean environment on microbial activities; proceedings,
Effect of the Quantity and Duration of Application of Simulated Acid Precipitation on Nitrogen Mineralization and Nitrification in a Forest Soil.
Effect of Wastewater Spray Irrigation on Rotavirus Infection Rates in an Exposed Population.
Effect of water quality on the metabolism of the lactic streptococci
Effective use of high water table areas for sanitary landfill.
Effective Use of High Water Table Areas for Sanitary Landfill. Volume II.
Effectiveness of capping in isolating Dutch Kills sediment from biota and the overlying water /
Effects and interactions of polychlorinated biphenyl (PCB) with estuarine microorganisms and shellfish /
Effects of 'Beauveria bassiana' on Embryos of the Inland Silverside Fish ('Menidia beryllina').
Effects of 2,4-Dichlorophenol, a Metabolite of a Genetically Engineered Bacterium, and 2,4-Dichlorophenoxyacetate on Some Microorganism-Mediated Ecological Processes in Soil.
Effects of Acid Precipitation on Microbiological and Chemical Parameters in Soils: The Florida Experience.
Effects of Chemical Speciation on the Mineralization of Organic Compounds by Microorganisms.
Effects of chemical variations in aquatic environments /
Effects of chlortetracycline and oxytetracycline treatment on the bacterial flora of lake perch (Perca flavescens) fillets /
Effects of Chronic Chlorine Exposure on Litter Processing in Outdoor Experimental Streams.
Effects of dredging and disposal on aquatic organisms
Effects of exhaust from two-cycle outboard engines.
Effects of Fluorene on Microcosms Developed from Four Natural Communities (Journal Version).
Effects of Heated Waste Waters on Some Microorganisms.
Effects of Heated Waste Waters Upon Microbial Communities.
Effects of Humic and Fulvic Acids on Poliovirus Concentration from Water by Microporous Filtration.
Effects of Industrial Exhalations on the Soil Biology of Spruce Growths in the Krusna Hora Mountains (Vliv Prunyslobych Exhalatu na Pudni Zivenu Smrkovych Porostu Krusnvch Hor).
Effects of livestock pasturing on nonpoint surface runoff /
Effects of Pentachlorophenol on Periphyton Communities in Outdoor Experimental Streams.
Effects of pesticides in water; A report to the states.
Effects of Plankton on Water Supplies in the Niagara River Area.
Effects of protozoa on the fate of particulate carbon /
Effects of Protozoa on the Fate of Particulate Carbon.
Effects of subsurface sedments characteristics on microorganism populations in a gasoline contaminated area
Effects of temperature on diseases of salmonid fishes /
Effects of temperature on diseases of salmonid fishes /
Effects of Toxic Chemicals on Nutrient Cycling Processes in Soil.
Effects on human health of subtherapeutic use of antimicrobials in animal feeds
Effluent Monitoring Procedures: Basic Laboratory Skills - Student Reference Manual.
Effluent Monitoring Procedures: Basic Laboratory Skills Staff Guide.
Electron microscopic examination of Giardia cultures for viruses /
Elements of bioenvironmental engineering /
Emerging and Endemic Pathogens Advances in Surveillance, Detection and Identification / [electronic resource] :
Emerging issues in water and infectious disease.
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