Search Results for the EPA National Library Catalog

Items Found: 14
Showing: Items 1 - 14
Your Search: (SUBJECT=Biochemical cycles)

Select Item Title Year Published
15N Natural Abundance and (15)N Labelling Studies in Forest Ecosystems. 1994
Algal Nutrient Studies of the Potomac Estuary. 1977
Bioaccumulation of Radionuclides on Granitic Outcrops in the Georgia Piedmont. 1966
Biological Processes Affecting the Distribution of Pollutants in Marine Sediments. Part I. Accumulation, Trophic Transfer, Biodegradation and Migration. 1980
Dynamic Water Quality Forecasting and Management. 1973
Environmental Control of Nitrogen Fixation in Lakes: I. In situ Nitrogen Fixation by Free Living Blue-Green Algae. II. Nitrogen Fixation by the Duck-Weed-Algal Association. 1974
Function of Marshes in Reducing Eutrophication of Estuaries of the Middle Atlantic Region. 1974
Hydrologic Nutrient Cycle Interactions in Undisturbed and Manipulated Ecosystems (Watersheds). 1973
Lake Superior Organic Carbon Budget. 1977
Nitrogen Sources and Cycling in Natural Waters. 1973
Planetary Metabolism: Understanding the Carbon Cycle. 1994
Pools and Fluxes of Biogenic Carbon in the Former Soviet Union. 1993
Soil Biology and Ecology. 1993
Trace element research using coniferous forest soil/litter microcosms / 1977

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