Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Permuted Index to Current Eutrophication Literature. 1974
Pesticide Degradation by Marine Algae. 1975
Pesticide Pollution Studies. 1963
Petroleum Hydrocarbons and Their Effects on Marine Organisms, Populations, Communities, and Ecosystems. 1979
Phosphate reduction and response of plankton populations in Kootenay Lake / 1976
Phosphorus distribution in the bottom sediments of Hyrum Reservoir : a thesis / 1971
Phosphorus loading effects upon phytoplankton standing crop of the 18-mile creek embayment of Hartwell Reservoir, South Carolina / 1984
Photosynthetic Pigments of Lake Superior Periphyton and Their Relation to Primary Productivity. 1970
Physical and Chemical Stratification in Two High Altitude Reservoirs of the Colorado River Basin. 1963
Phytoplankton and zooplankton composition, abundance and distribution and trophic interactions : offshore region of Lakes [i.e. Lake] Erie, Lake Huron and Lake Michigan : 1985 / 1989
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 of the inland lakes of Wisconsin. 1920
Plankton / 1966
Plankton : a guide to their ecology and monitoring for water quality / 2008
Plankton analysis : training manual / 1975
Plankton analysis : training manual. 1970
Plankton and periphyton analyses : training manual / 1980
Plankton and productivity in the oceans / 1980
Plankton and productivity in the oceans. 1963
Plankton community and hydraulic characterization preliminary to lake flushing / 1969
Plankton Diatom Assemblages in Lake Michigan. 1969
Plankton Ecology Project : nutrient and chlorophyll data, Aesop cruises, April 1969 to April 1971 / 1977
Plankton of the sea 1966
Plankton of the Strait of Juan de Fuca, 1976-1977 / 1980
Plankton Population Dynamics. 1962
Plankton population dynamics; from a study conducted July 1, 1959-June 30, 1961. 1962
Plankton systematics and distribution 1977
Plankton, nekton, and nightlight collections (PF series) with pertinent data : Yucatan Straits, Florida Straits, and offshore Florida waters (December 1967-October 1969) / 1971
Plankton, nekton, and nightlight collections with pertinent data Hourglass cruises, Gulf of Mexico (1965-1967). 1972
Plankton, nightlight and additional collections (ASF series) with pertinent data (June 1970-October 1971) 1973
Planktonic copepods from Bahía Fosforescente, Puerto Rico, and adjacent waters / 1965
Planktonic diatoms of northern seas, 1930
Pollution and the Life in Water. 1964
Potential for Eutrophication and Nuisance Algal Blooms in the Lower Neuse River Estuary. 1990
Potential for Long-Term Persistence of the Red Tide Dinoflagellate 'Ptychodiscus brevis' in North Carolina Coastal Waters. 1989
Preliminary Analysis of Water Pollution Surveillance System Plankton Data for the Northwest Region. 1969
Primary Productivity and Related Processes in New York Harbor as Reflective of Changing Water Quality. 1984
Primary productivity in aquatic environments : proceedings of an I.B.P. PF symposium, Pallanza, Italy, April 26-May 1, 1965 / 1966
Probable causes of trends in selected living resources in the Galveston Bay system 1993
Proceedings : biostimulation - nutrient assessment workshop / 1975
Proceedings of Sandusky River Basin Symposium, Held at Tiffin, Ohio on May 2-3, 1975. 1975
Proceedings of the 1989 pollution control biologists meeting : held in Chicago, Illinois February 14-17, 1989 / 1989
Proceedings of the 1991 Midwest Pollution Control Biologists meeting : environmental indicators : measurement and assessment endpoints / 1992
Proceedings of the Conference on Primary Productivity Measurement, Marine and Freshwater held at University of Hawaii, August 21-September 6, 1961 / 1961
Proceedings of the third USA-USSR Symposium on the effects of pollutants upon aquatic ecosystems : theoretical aspects of aquatic toxicology, July 2-6, 1979, Borok, Jaroslav Oblast, USSR / 1980
Project HYPO. An Intensive Study of the Lake Erie Central Basin Hypolimnion and Related Surface Water Phenomena. 1972
Proposed Steam Electric Power Plant, George Neal Steam Electric Station, Neal Unit No. 4, Port Neal Industrial District, Salix, Woodbury County, Iowa. Appendix. 1977
Proposed Water Quality Information. Volume II. 1973
Protection of Domestic Water Supplies and Studies of Pollutional Parameters during the Green River Fish Control Project. 1963
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