Search Results for the EPA National Library Catalog

Items Found: 28

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Select Item Title Year Published
A study of nutrient accrual, uptake, and regeneration as related to primary production in a warm-water stream / 1958
Benthic Macroinvertebrate Diversity in Three Differentially Perturbed Michigan Streams. 1973
Cedar River research; a program for studying the pathways, rates, and processes of elemental cycling in a forest ecosystem, 1968
Comparative Study of Standing Crops and of Phosphorus and Nitrogen Contents of Four Macrophyte Stream Communities. 1971
Comparison of Invertebrate Drift in Three Michigan Streams. 1969
Comprehensive Water Pollution Control Program for the Mississippi-Iowa-Cedar Rivers Basin Developed by the State Water Pollution Control Agencies of Illinois, Iowa, and Minnesota. 1954
Computer program documentation for the stream quality model QUAL-II : an intermediate technical report / 1977
Continuous automated monitoring of chemical and physical characteristics of the Red Cedar River / 1969
Contribution of Urban and Agricultural Pesticide use to the Contamination of the Red Cedar River. 1971
Demand for and Value of the Sport Fishery on the Au Sable, Jordan, and Red Cedar Rivers. 1972
Duane Arnold Energy Center : Cedar River operational ecological study : annual report January 1982-December 1982 / 1983
Duane Arnold Energy Center : Cedar River operational ecological study : annual report January 1983-December 1983 / 1984
Ecological Alterations of Iowa Prairie-Agricultural Streams. 1984
Ecological Evaluation of Stream Eutrophication. 1973
Incidence of Prosthecate Bacteria in a Polluted Stream. 1971
Influence of Na3NTA and Na4EDTA Upon the Activation of Metals in River and Lake Sediments in Michigan. 1973
Investigation of Phytoplankton Growth and Relationships in the Cedar River System, Iowa, July 24-28, 1961. 1961
Iowa Water Quality Management Plan: Iowa-Cedar River Basin. 1976
Mississippi-Iowa-Cedar Rivers Basin: A Comprehensive Water Pollution Control Program. 1954
Modeling annual phytoplankton-phosphate cycles in Lake Washington : a feasibility study / 0
Movement of agricultural chemicals between surface water and ground water, lower Cedar River Basin, Iowa 1996
NCWQ-section II, Iowa-Cedar River basin : final report 1975
Nutrients and primary production in a warm-water stream / 1969
Primary production, energetics and nutrient utilization in a warm-water stream / 1968
Seattle Distribution System Corrosion Control Study. Volume 2. Tolt River Water Pilot Plant Study. 1984
Species Diversity of Benthic Macroinvertebrates in Three Michigan Streams. 1969
Surface-water quality of the Cedar River basin, Iowa-Minnesota, with emphasis on the occurrence and transport of herbicides, May 1984 through No vember 1985 1988
User Related Study of Three Michigan Rivers: The Red Cedar River - an Urban Stream; the Au Sable River - a Famous Trout Stream; the Jordan River - a National Wild River. 1973

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