Search Results for the EPA National Library Catalog

Items Found: 148

Showing: Items 51 - 100

Your Search: (SUBJECT=Diatoms)

 
 
 

PREV 1 2 3 NEXT
Select Item Title Year Published
Distribution of phytoplankton in Maryland lakes / 1977
Distribution of phytoplankton in Montana lakes / 1979
Distribution of phytoplankton in Nevada lakes / 1979
Distribution of phytoplankton in New Mexico lakes / 1979
Distribution of phytoplankton in Oregon lakes / 1979
Distribution of phytoplankton in South Carolina lakes / 1977
Domoic acid : final report of the workshop, Oregon Institute of Marine Biology, February 21-23, 1992 / 1993
Early Eutrophication in the Lower Great Lakes: New Evidence from Biogenic Silica in Sediments. 1983
Early Miocene nonmarine diatoms from the Pine Ridge area, Sioux County, Nebraska, 1971
Ecology of Diatoms in Hardwater Habitats. 1971
Effects of Acidic Deposition on North American Lakes: Palaeolimnological Evidence from Diatoms and Chrysophytes. 1990
Effects of Heated Waste Waters on Some Microorganisms. 1972
Effects of Industrial Effluents on Primary Phytoplankton Indicators. 1973
Effects of Nitrate and Phosphate Limitation on Cyclostat Growth of Two Freshwater Diatoms (Journal Version). 1982
Effects of nutrient enrichment, light intensity, and temperature on growth of phytoplankton from Lake Huron / 1979
Effects of Organotins on Growth and Survival of Two Marine Diatoms, 'Skeletonema costatum' and 'Thalassiosira pseudonana'. 1985
Effects of phosphorus loading on phytoplankton distribution and certain aspects of cytology in Saginaw Bay, Lake Huron / 1983
Effects of Three Emulsifying Agents Against Crude Oil on the Primary Productivity of an Experimental Community of Benthic Diatoms (Effets de Trois Agents Emulsionnants Anti-Petrole Sur la Productivite Primaire Dune Communaute Experimentale de Diatomees Benthiques). 1974
Elementary Mathematical Problem Arising in Diatom Taxonomy. 1981
Environmental monitoring and assessment program--surface waters : field operations manual for lakes / 1997
Environmental requirements and pollution tolerance of freshwater diatoms / 1974
First Symposium on Recent and Fossil Marine Diatoms, Bremerhaven, September 21-26, 1970. Proceedings. 1972
Freshwater algae of the Nevada Test Site / 1979
Freshwater diatoms from Spitsbergen. 1964
Geochemical Cycles Involving Flora, Lake Water, and Bottom Sediments. 1971
Green Bay Phytoplankton Composition, Abundance, and Distribution. 1979
Guide to the common diatoms at Water Pollution Surveillance System stations. 1966
Guide to the Common Diatoms at Water Pollution Surveillance System Stations. 1971
Historic Trends in Lake Michigan Silica Concentrations. 1988
History of water quality in North Carolina estuarine waters as documented in the stratigraphic record 2000
How Much Acidification Has Occurred in Adirondack Region Lakes (New York, USA) since Preindustrial Times. 1992
Identification of freshwater diatoms from live material 1996
Impact of Algal-Available Phosphorus on Lake Erie Water Quality: Mathematical Modeling. 1984
Index to Atlas der Diatomaceen-Kunde von Adolf Schmidt, continued by Martin Schmidt, Friedrich Fricke, Heinrich Heiden, Otto Muller, Friedrich Hustedt : plates 1-480 (except 421-432), Hefte 1-120, 1874-1959 1969
Induction of Specific Proteins in Eukaryotic Algae Grown under Iron-, Phosphorus-, or Nitrogen-Deficient Conditions. 1993
Influence of the St. Marys River Plume on Northern Lake Huron Phytoplankton Assemblages. 1983
Investigation of Distributional Patterns in the Diatom Flora of Netarts Bay, Oregon, by Correspondence Analysis. 1985
Key to the genera of marine planktonic diatoms of the Pacific coast of North America 1975
Lake and Stream Indicators for U.S. EPA's Environmental Monitoring and Assessment Program. 1991
Lake Erie Intensive Study 1978-1979. 1984
Lake Erie water quality 1970-1982 : a management assessment / 1984
Late Eocene nonmarine diatoms from the Beaver Divide area, Fremont County, Wyoming, 1968
Luxury Consumption of Phosphorous by Five 'Cladophora' Epiphytes in Lake Huron (Journal Version). 1982
Luxury Consumption of Phosphorus by Benthic Algae. 1982
Marine Algal Bioassay Method: Results with Pesticides and Industrial Wastes. 1979
Measured and Predicted Fluxes of Biogenic Silica in Lake Michigan. 1984
Methods and measurements of periphyton communities : a review / 1979
Methods of collection and analysis of plankton and periphyton samples in the water pollution surveillance system / 1966
Methods of collection and analysis of plankton and periphyton samples in the water pollution surveillance system / 1970
Minutocellus polymorphus': A New Marine Diatom for Use in Algal Toxicity Tests. 1988
PREV 1 2 3 NEXT

Save, Print or Email Selected Records