Search Results for the EPA National Library Catalog

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Mathematical modeling of phytoplankton in Lake Ontario. : 1. Model development and verification / 1975
Micro-Ecosystems Simulation of Primary Production in Thermal and Acid Mine Water Loadings Related to Water Use of the Monongahela River. 1973
Microbial Recycling of Phytoplankton Phosphorus. 1986
Microbial Trophic Interactions in Aquatic Microcosms Designed for Testing Genetically Engineered Microorganisms: A Field Comparison. 1992
Microscopic Flora and Fauna of Tree Holes. 1939
Mississippi River Reconnaissance, Report of Sampling in the Vicinity of Dubuque, Iowa, and the Tributaries from Above Dubuque to Below Keokuk, Iowa, in both Iowa and Illinois. 1969
Modeling annual phytoplankton-phosphate cycles in Lake Washington : a feasibility study / 0
Modeling dynamics of biological and chemical components of aquatic ecosystems / 1975
Modeling of Phytoplankton in Saginaw Bay. 2. Post-Audit Phase. 1986
Modeling of Phytoplankton in Saginaw Bay: 1. Calibration Phase. 1986
Modeling of Phytoplankton-Nutrient Dynamics in Saginaw Bay, Lake Huron. 1981
Modeling of Water Quality in Lake Michigan and the Effect of the Anomalous Ice Cover of 1976-1977. 1984
Modifications of models predicting trophic state of lakes : adjustment of models to account for the biological manifestations of nutrients / 1981
Modifications of models predicting trophic state of lakes : adjustment of models to account for the biological manifestations of nutrients / 1981
Monitoring approaches for assessing quality of high altitude lakes : Colorado Flat Tops Wilderness Area / 1984
Morphometric Analysis of Algal Response to Low Dose, Short-Term Heavy Metal Exposure (Journal Version). 1982
Nitrogen and phosphorus limitation of phytoplankton in northeastern Minnesota lakes / 1992
Nitrogen Loading Sources and Eutrophication of the Neuse River Estuary, North Carolina: Direct and Indirect Roles of Atmospheric Deposition. 1995
Nutrient availability for phytoplankton production along a headwater-to-mainstream reservoir gradien 1984
Nutrient limitation of phytoplankton in Padilla Bay 1993
Nutrient Productivity Studies in San Francisco Bay. 1965
Nutrient-dissolved oxygen dynamics in Chesapeake Bay the roles of phytoplankton and micro-heterotrophs under summer conditions, 1985 : final report to the Chesapeake Bay Program / 1987
Nutrient-Dissolved Oxygen Dynamics in Chesapeake Bay: The Roles of Phytoplankton and Micro-Heterotrophs under Summer Conditions, 1985. 1987
Nutrients and phytoplankton in Puget Sound 1991
Nutritional Ecology and Community Structure of the Phytoplankton of Green Bay. 1971
Observational study of the Mississippi-Atchafalaya coastal plume, final report 1998
Optical Heterogeneity in Green Bay. 1987
Overview of Phytoplankton Contaminant Problems. 1982
PCBs (Polychlorinated Biphenyls) in Saginaw Bay: Development of Functional Indices to Estimate Inhibition of Ecosystem Fluxes. 1984
Perspectives on the Chesapeake Bay, 1990: Advances in Estuarine Sciences. 1990
Phosphorus and Eutrophication in the Pamlico River Estuary, N. C., 1966-1969 - A Summary. 1972
Phosphorus Inactivation by Zirconium in a Eutrophic Pond. 1982
Phosphorus-Chlorophyll 'a' Relationship in Periphytic Communities in a Controlled Ecosystem. 1982
Photosynthetic Production in a Turbid Reservoir. 1971
Physiological bases of phytoplankton ecology / 1981
Physiological Limitations on Phytoplankton Productivity in the Ocean. 1992
Phytoplankton : composition, abundance and distribution in Lake Huron / 1986
Phytoplankton abundance, species distribution, and community structure in Saginaw Bay and southern Lake Huron in 1980 / 1983
Phytoplankton and physical-chemical conditions in selected rivers and the coastal zone of Lake Michigan, 1972 1980
Phytoplankton and trophic gradients : proceedings of the 10th workshop of the International Association of Phytoplankton Taxonomy & Ecology (IAP), held in Granada, Spain, 21-29 June 1996 / 1998
Phytoplankton and zooplankton composition, abundance and distribution : Lake Erie, Lake Huron, and Lake Michigan - 1983 / 1987
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 and zooplankton in Lakes Erie, Lake Huron and Lake Michigan, 1984 / 1988
Phytoplankton assemblages of the nearshore zone of southern Lake Michigan / 1979
Phytoplankton Assemblages of the Nearshore Zone of Southern Lake Michigan. 1979
Phytoplankton composition and abundance in Lake Ontario during IFYGL / 1975
Phytoplankton composition and abundance in southern Lake Huron / 1980
Phytoplankton Composition and Distribution in Saginaw Bay. 1983
Phytoplankton Composition, Abundance and Distribution in Lake Huron. 1985
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