Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Phosphorus Retention Capacity of Lakes. 1976
Photosynthesis and productivity in different environments 1975
Photosynthetic pigments of Lake Superior periphyton and their relation to primary productivity, 1970
Photosynthetic Production in a Turbid Reservoir. 1971
Phycoperiphyton (Algae) as Indicators of Water Quality. 1978
Physico-Chemical Limnology and Periphyton in a Warm-Water Stream Receiving Wastewater Treatment Plant Effluent. 1972
Physiological Limitations on Phytoplankton Productivity in the Ocean. 1992
Phytoplankton growth and chlorophyll levels in the Sacramento-San Joaquin delta through San Pablo Bay / 1977
Phytoplankton of Minnesota Lakes. A Preliminary Survey. 1971
Phytoplankton pigments in oceanography : guidelines to modern methods / 1997
Phytoplankton production and standing stock in the main basin of Puget Sound {final report} / 1977
Phytoplankton Productivity and Standing Crop in the Vicinity of the Lake Huron-Saginaw Bay Front. 1980
Phytoplankton sampling in quantitative baseline and monitoring programs / 1978
Pickwick Lake, Colbert and Lauderdale Counties, Alabama. Tishomingo County, Mississippi. Harding County, Tennessee. 1976
Plankton analysis : training manual / 1975
Plankton and productivity in the oceans / 1980
Plankton and productivity in the oceans. 1963
Plankton production 1977
Plant standing stock and productivity on tidal flats in Padilla Bay, Washington : a temperate North Pacific estuarine embayment / 1990
Pollution and the biological resources of the oceans 1982
Pollution and Your Health. 1976
Pools and Fluxes of Biogenic Carbon in the Former Soviet Union. 1993
Possible Effects of Organochlorine Pesticides on Primary Productivity and Skeletogenesis of New England Estuarine and Coastal Marine Algae. 1972
Potamological Effects of Fish Hatchery Discharge on the Jordan River, Northern Lower Michigan. 1972
Potential Impact of Drilling Fluids on Estuarine Productivity. 1983
Powder Mill Pond, Hillsborough County, New Hampshire. 1974
Preliminary Laboratory Research in Experimental Brackish Ecosystems (Recherches Preliminaires en Laboratoire sur des Ecosystems Saumatres Experimentaux). 1974
Preliminary producer data synthesis, 1970 comprehensive network sites / 1972
Preliminary report on sampling of primary producers, invertebrates, and decomposers on the Jornada site, 1970 / 1971
Primary productivity and basic food chain relationships in two Long Island Bays / 1977
Primary productivity and biogeochemical cycles in the sea 1992
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
Primary productivity in Norwalk Harbor, Connecticut : July 1976 / 1977
Primary productivity in the Chesapeake Bay during the summer of 1964 1967
Primary productivity in the sea 1980
Primary productivity of the biosphere 1975
Printed Wiring Board Pollution Prevention and Control Technology: Analysis of Updated Survey Results. 2001
Problem-solving in solid waste management through federal-local cooperation : 8 case studies / 1974
Procedures used in setting up the agricultural production model for the Cornell pest management study : supplemental report to alternatives for reducing insecticides on cotton and corn : economic and environmental impact 1977
Proceedings : biostimulation - nutrient assessment workshop / 1975
Proceedings of Mississippi Water Resources Conference, (6th), Held at Vicksburg, Miss. on 13-14 April, 1971. 1971
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 First Gulf of Mexico Hypoxia Management Conference, December 5-6, 1995, Radisson Hotel, Kenner, Louisiana : distribution of bottom water hypoxia in mid-summer for 1992-1995, data from hypoxia monitoring studies of N.N. Rabalais, R.E. Turner, and W.J. Wiseman, Jr. 1995
Proceedings of the Southern Forested Wetlands Ecology and Management Conference 1996
Production and release of plant material in brackish and freshwater wetlands / 1981
Production cycles in aquatic microcosms / 1977
Production ecology of wetlands : the IBP synthesis / 1998
Production in coastal salt marshes of southern California / 1981
Productivity by choice the 20-to-1 principle / 1986
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