Search Results for the EPA National Library Catalog

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Pfiesteria : crossing dark water : the true story behind the public health menace that now threatens the nation's tidal waters : by the Maryland "Family Doc" who blew the whistle-- / 1998
Pharmacological testing of blue-green algae for constituents having therapeutic value / 1970
Phase I Clean Lakes Study, Diagnostic and Feasibility Report on Mantua Reservoir 1998
Phase I Watershed Assessment Final Report Elm Lake Brown County South Dakota 1998
Phase I Watershed Assessment Final Report Lake Madison / Brant Lake Lake County South Dakota 1998
Phosphorus Bioavailability of Fluvial Sediments Determined by Algal Assays. 1988
Phosphorus cycling and luxury phosphorus storage by algae in the waters of Green Bay : technical completion report 1976
Phosphorus loading effects upon phytoplankton standing crop of the 18-mile creek embayment of Hartwell Reservoir, South Carolina / 1984
Phosphorus Removal. A Bibliography, Volume 1. 1973
Phosphorus Removal. A Bibliography, Volume 2. 1973
Phosphorus Uptake Dynamics as Related to Mathematical Modeling of 'Cladophora' at a Site on Lake Huron (Journal Version). 1980
Photosynthesis in algae 2003
Photosynthetic pigments of Lake Superior periphyton and their relation to primary productivity, 1970
Photosynthetic Pigments of Lake Superior Periphyton and Their Relation to Primary Productivity. 1970
Photosynthetic reclamation of agricultural solid and liquid wastes, 1973
Phycologia. 1961
Phycoperiphyton (Algae) as Indicators of Water Quality. 1978
Phycoperiphyton responses to the discharge of fish hatchery effluents in two eastern Sierra Nevada streams 1976
Phycovirus bibliography / 1977
Phymatolithon (Melobesioideae, Hapalidiales) in the Boreal--Subarctic Transition Zone of the North Atlantic : a correlation of plastid DNA markers with morpho-anatomy, ecology, and biogeography / 2018
Physical and chemical removal of nutrients 1968
Physical Properties and Processing Characteristics of Macrophytes as Related to Mechanical Harvesting. 1970
Physiological ecology of harmful algal blooms / 1998
Physiology and biochemistry of algae / 1962
Physiology of giant algal cells 1975
Phytodermatoses Causes by Cyanophyta and Algae (Fytodermatozy Zpusobene Sinicemi a Rasami). 1974
Phytoplankton and Zooplankton in Lakes Erie, Huron and Michigan: 1984. Volume 1. Interpretive Report. 1987
Phytoplankton composition and abundance in Lake Ontario during IFYGL / 1975
Phytoplankton composition and abundance in southern Lake Huron / 1980
Phytoplankton Composition, Abundance and Distribution in Lake Huron. 1985
Phytoplankton dynamics of the fresh, tidal Potomac River, Maryland, for the summers of 1979 to 1981 / 1988
Phytoplankton of Minnesota Lakes. A Preliminary Survey. 1971
Phytoplankton pigments : characterization, chemotaxonomy, and applications in oceanography / 2011
Phytoplankton Species and Populations in the Pamlico River Estuary of North Carolina. 1971
Phytoplankton Species Composition, Abundance and Distribution in Southern Lake Huron, 1980, Including a Comparative Analysis with Conditions in 1974 Prior to Nutrient Loading Reductions. 1983
Phytoplankton water quality relationships in U.S. lakes / 1979
Phytoplankton water quality relationships in U.S. lakes. 1981
Phytoplankton Water-Quality Relationships in U.S. Lakes. Part VIII: Algae Associated with or Responsible for Water-Quality Problems. 1980
Pilot program to determine the effect of selected nutrients (dissolved organics, phosphorus, and nitrogen) on nuisance algal growth in American Falls Reservoir 1972
Pilot Program to Determine the Effect of Selected Nutrients (Dissolved Organics, Phosphorus, and Nitrogen) on Nuisance Algal Growth in American Falls Reservoir. 1972
Plankton analysis : training manual / 1975
Plankton Associations and Related Factors in a Hipereutrophic Lake. 1971
Plankton community and hydraulic characterization preliminary to lake flushing / 1969
Plankton Population Dynamics. 1962
Plankton population dynamics; from a study conducted July 1, 1959-June 30, 1961. 1962
Plankton Removal Tests and Potable Water Survey at Naval Station, Argentia, Newfoundland. 1955
Plant ecology of Death Valley, California, 1966
Poisonous plants of the United States and Canada / 1964
Poisonous, venomous, and electric marine organisms of the Atlantic coast, Gulf of Mexico, and the Caribbean 1997
Pollution from Mines in the 'New Lead Belt' of South Eastern Missouri. 1969
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