Search Results for the EPA National Library Catalog

Items Found: 138
Showing: Items 51 - 100
Your Search: (SUBJECT=Diatoms)

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Select Item	Title	Year Published
51	Distribution of phytoplankton in Oregon lakes /	1979
52	Distribution of phytoplankton in South Carolina lakes /	1977
53	Early Eutrophication in the Lower Great Lakes: New Evidence from Biogenic Silica in Sediments.	1983
54	Ecology of Diatoms in Hardwater Habitats.	1971
55	Effects of Acidic Deposition on North American Lakes: Palaeolimnological Evidence from Diatoms and Chrysophytes.	1990
56	Effects of Heated Waste Waters on Some Microorganisms.	1972
57	Effects of Industrial Effluents on Primary Phytoplankton Indicators.	1973
58	Effects of Nitrate and Phosphate Limitation on Cyclostat Growth of Two Freshwater Diatoms (Journal Version).	1982
59	Effects of nutrient enrichment, light intensity, and temperature on growth of phytoplankton from Lake Huron /	1979
60	Effects of Organotins on Growth and Survival of Two Marine Diatoms, 'Skeletonema costatum' and 'Thalassiosira pseudonana'.	1985
61	Effects of phosphorus loading on phytoplankton distribution and certain aspects of cytology in Saginaw Bay, Lake Huron /	1983
62	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
63	Elementary Mathematical Problem Arising in Diatom Taxonomy.	1981
64	Environmental monitoring and assessment program--surface waters : field operations manual for lakes /	1997
65	Environmental requirements and pollution tolerance of freshwater diatoms /	1974
66	First Symposium on Recent and Fossil Marine Diatoms, Bremerhaven, September 21-26, 1970. Proceedings.	1972
67	Freshwater algae of the Nevada Test Site /	1979
68	Geochemical Cycles Involving Flora, Lake Water, and Bottom Sediments.	1971
69	Green Bay Phytoplankton Composition, Abundance, and Distribution.	1979
70	Guide to the Common Diatoms at Water Pollution Surveillance System Stations.	1971
71	Historic Trends in Lake Michigan Silica Concentrations.	1988
72	How Much Acidification Has Occurred in Adirondack Region Lakes (New York, USA) since Preindustrial Times.	1992
73	Identification of freshwater diatoms from live material	1996
74	Impact of Algal-Available Phosphorus on Lake Erie Water Quality: Mathematical Modeling.	1984
75	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
76	Induction of Specific Proteins in Eukaryotic Algae Grown under Iron-, Phosphorus-, or Nitrogen-Deficient Conditions.	1993
77	Influence of the St. Marys River Plume on Northern Lake Huron Phytoplankton Assemblages.	1983
78	Investigation of Distributional Patterns in the Diatom Flora of Netarts Bay, Oregon, by Correspondence Analysis.	1985
79	Lake and Stream Indicators for U.S. EPA's Environmental Monitoring and Assessment Program.	1991
80	Lake Erie intensive study 1978-1979 /	1985
81	Lake Erie water quality 1970-1982 : a management assessment /	1984
82	Late Eocene nonmarine diatoms from the Beaver Divide area, Fremont County, Wyoming,	1968
83	Luxury Consumption of Phosphorous by Five 'Cladophora' Epiphytes in Lake Huron (Journal Version).	1982
84	Luxury Consumption of Phosphorus by Benthic Algae.	1982
85	Marine Algal Bioassay Method: Results with Pesticides and Industrial Wastes.	1979
86	Measured and Predicted Fluxes of Biogenic Silica in Lake Michigan.	1984
87	Methods and measurements of periphyton communities : a review /	1979
88	Methods of collection and analysis of plankton and periphyton samples in the water pollution surveillance system /	1970
89	Methods of collection and analysis of plankton and periphyton samples in the water pollution surveillance system /	1966
90	Minutocellus polymorphus': A New Marine Diatom for Use in Algal Toxicity Tests.	1988
91	Miocene non-marine diatoms from the Yakima region in south central Washington	1964
92	Monitoring Environmental Changes in Lakes Using Algal Microfossils.	1991
93	Observations on North American Populations of 'Stephanodiscus' (Bacillariophyceae) Species Attributed to Friedrich Hustedt.	1982
94	Occurrence of diatoms in lakeside wells in northern New Jersey as an indicator of the effect of surface water on ground-water quality /	2006
95	Paleoecological analysis of lake acidification trends in North America and Europe using diatoms and chrysophytes	1989
96	Paleoecological investigation of recent lake acidification : (PIRLA) : 1983-1985 /	1989
97	Periphyton and Phytobenthon as Indicators of Water Quality.	1972
98	Phosphorus Enrichment, Silica Utilization, and Biogeochemical Silica Depletion in the Great Lakes.	1986
99	Phytoplankton Assemblages of the Nearshore Zone of Southern Lake Michigan.	1979
100	Phytoplankton composition and abundance in Lake Ontario during IFYGL /	1975

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