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Search Results for the EPA National Library Catalog
Items Found: 435
Showing: Items 101 - 150
Your Search: (SUBJECT=Food chains)
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Title
Year Published
101
Computer Simulation of Trophic Level Interrelationships in Cayuga Lake.
1973
102
Concentration factors and transport models for radionuclides in aquatic environments : a literature report /
1976
103
Considerations relating to toxic substances in the application of municipal sludge to cropland and pastureland : a background summary /
1976
104
Contamination of U.S. Arctic Ecosystems by Long-Range Transport of Atmospheric Contaminants.
1990
105
Criteria document : aldrin/dieldrin.
1976
106
Criteria document : benzidine /
1976
107
Criteria document : toxaphene.
1976
108
Criteria document for DDT (DDD, DDE).
1976
109
Criteria document toxaphene. {microform} :
1976
110
Criteria document [for] endrin.
1976
111
Cumulative Impacts on Water Quality Functions of Wetlands.
1988
112
Current trends in food web theory : report on a food web workshop, October 25-27, 1982, Fontana Village Inn, North Carolina /
1983
113
Deep-Sea Food Web Analysis Using Immunological Methods: Results of a Feasibility Study.
1981
114
Definition of the origins and fates of organic nitrogen in food webs of Padilla Bay National Estuarine Research Reserve /
1990
115
Degradation mechanisms : controlling the bioaccumulation of hazardous materials /
1975
116
Demonstrating the Effects of Nutrients in Bio-Oxidation Pond Receiving Streams.
1971
117
Deposition of air pollutants to the Great Waters : first report to Congress.
1994
118
Description of MSNUCY, a computer model combining interspecific interactions with nutrient cycling
1985
119
Descriptive water quality for the Atchafalaya Basin, Louisiana /
1980
120
Determination of Polychlorinated Biphenyl Levels in the Serum of Residents and in the Homogenates of Seafood from the New Bedford, Massachusetts Area: A Comparison of Exposure Sources through Pattern Recognition Techniques.
1994
121
Dietary Accumulation of PCBs from a Contaminated Sediment Source by a Demersal Fish ('Leiostomus xanthurus').
1984
122
Distribution of ingested americium in chickens and transport to eggs /
1976
123
Distribution of phytoplankton in South Carolina lakes /
1977
124
Distribution of Selected Metals in Bottom Sediments.
1971
125
Draft revisions to the methodology for deriving ambient water quality criteria for the protection of human health : fact sheet.
1998
126
Draft water quality criteria derivation methodology human health : Federal Register notice.
1998
127
Dynamic Mass Balance of PCB (Polychlorinated Biphenyls).
1983
128
Ecological Characterization of Coastal Maine (North and East of Cape Elizabeth). Volume 1.
1980
129
Ecological Characterization of Coastal Maine (North and East of Cape Elizabeth). Volume 2.
1980
130
Ecological Effects of Pesticides on Non-Target Species.
1971
131
Ecological Implications of Dimethyl Mercury in an Aquatic Food Chain.
1973
132
Ecology of Floodplain Pools in the Kaskaskia River Basin of Illinois.
1973
133
Ecology of the Second Trophic Level of Lakes Superior, Michigan, and Huron.
1970
134
Economic benefits of effluent limitation guidelines for the offshore oil and gas facilities : final report /
1993
135
Economic Impact of Proposed Amendments to Mercury Effluent Standards in Illinois (R76-17) (R76-21).
1977
136
Effect of Dredging on the Nutrient Levels and Biological Populations of a Lake.
1972
137
Effects of Complex Effluents on Photosynthesis in Lake Erie and Lake Huron.
1988
138
Effects of Contaminated Sediments on Marine Benthic Biota and Communities.
1989
139
Effects of Dieldrin in Food on Growth and Bioaccumulation in Mallard Ducklings.
1994
140
Effects of Pentachlorophenol-Contaminated Food Organisms on Toxicity and Bioaccumulation in the Frog 'Xenopus laevis'.
1993
141
Effects of Protozoa on the Fate of Particulate Carbon.
1973
142
Effects of Pulp and Paper Mill Effluents on Growth and Production of Fish. Phases I and II.
1972
143
Effects of Sewage Sludge on Di- (2-Ethylhexyl) Phthalate Uptake by Plants.
1989
144
Effects of Thermal Loading and Water Quality on Estuarine Primary Production.
1970
145
Emerging technologies for the in situe remediation of PCB-contaminated soils and sediments : bioremediation and nanoscale zero-valent iron /
2004
146
Enclosed experimental marine ecosystems : a review and recommendations : a contribution of the Scientific Committee on Oceanic Research Working Group 85 /
1990
147
Environmental Assessment of Buccaneer Gas and Oil Field in the Northwestern Gulf of Mexico, 1975-1980. Volume V. Hydrocarbons, Biocides and Sulfur.
1980
148
Environmental Cancer and Heart and Lung Disease: Annual Report to Congress (3rd).
1980
149
Environmental Distribution and Metabolic Fate of Key Industrial Pollutants and Pesticides in a Model Ecosystem.
1973
150
Environmental effects of fluoride : Glacier National Park and vicinity /
1974
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