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Search Results for the EPA National Library Catalog
Items Found: 2063
Showing: Items 501 - 550
Your Search: (SUBJECT=Nutrients)
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Title
Year Published
501
Estimation of Total Nitrogen and Phosphorus in New England Streams using Spatially Referenced Regression Models.
2004
502
Estimation of Total Nitrogen and Total Phosphorus in Streams of the Middle Columbia River Basin (Oregon, Washington, and Idaho) Using SPARROW Models, with Emphasis on the Yakima River Basin, Washington.
2013
503
Estuarine Ecosystems and High Temperatures.
1972
504
Estuarine pollution control and assessment : proceedings of a conference.
1977
505
Estuarine Pollution, A Bibliography.
1973
506
Estuarine response to nutrient enrichment, a counterpart of eutrophication : a bibliography /
1979
507
Estuarine response to nutrient enrichment, a counterpart of Eutrophication : an annotated bibliography /
1979
508
Estuarine Response to Nutrient Enrichment. A Counterpart of Eutrophication. Volume II. An Annotated Bibliography.
1979
509
Eutrophication /
1970
510
Eutrophication Analysis of Embayments in Prince William Sound, Alaska.
1993
511
Eutrophication and Water Pollution.
1966
512
Eutrophication as a Problem in the Finger Lakes.
1972
513
Eutrophication Model of the White River Basin above Beaver Reservoir in Northwest Arkansas.
1973
514
Eutrophication of Lake Tahoe emphasizing water quality /
1974
515
Eutrophication of Small Reservoirs in the Great Plains.
1972
516
Eutrophication of Small Reservoirs in the Great Plains.
1972
517
Eutrophication of soil, fresh water and the sea
1994
518
Eutrophication of Surface Waters - Lake Tahoe: Indian Creek Reservoir.
1970
519
Eutrophication of Surface Waters - Lake Tahoe: Laboratory and Pilot Pond Studies.
1969
520
Eutrophication of Surface Waters - Lake Tahoe: Pilot Pond and Field Studies.
1970
521
Eutrophication of surface waters : Lake Tahoe's Indian Creek Reservoir /
1975
522
Evaluation of a hydrosalinity model of irrigation return flow water quality in the Mesilla Valley, New Mexico /
1979
523
Evaluation of a Method to Measure Conjugal Transfer of Recombinant DNA in Soil Slurries.
1989
524
Evaluation of a prototype instrument for determining phosphorus in water /
1976
525
Evaluation of Changes in Total Nitrogen Loadings to Tampa Bay Due to Expected Nitrogen Air Emissions Reductions.
2003
526
Evaluation of Current Techniques for Nutrients Removal from Wastewaters.
1971
527
Evaluation of Dispersed Pollutional Loads from Urban Areas.
1970
528
Evaluation of Effects of Wastewater Treatment Discharge on Estuarine Water Quality.
2003
529
Evaluation of Intact Soil-Core Microcosms for Determining Potential Impacts on Nutrient Dynamics by Genetically Engineered Microorganisms.
1990
530
Evaluation of measures for controlling sediment and nutrient losses from irrigated areas /
1978
531
Evaluation of Sediment and Phosphorus Management Practices in the White Clay Lake Watershed.
1983
532
Evaluation of sludge management systems : evaluation checklist and supporting commentary /
1980
533
Evaluation of the algal assay procedure /
1976
534
Evaluation of the atmospheric deposition of toxic contaminants to Puget Sound /
1991
535
Evaluation of the National Eutrophication Survey Data.
1977
536
Evaluation of Wastewater Treatment Plants for BNR Retrofits Using Advances in Technology.
1999
537
Evaluation of watershed quality in the Minnesota River basin /
1994
538
Evaluation of watershed quality in the Saginaw River Basin /
1996
539
Excised Barley Root Uptake of Several 14C Labeled Organic Compounds.
1985
540
Experimental Conditions in the Study of the Physiological Ecology of Activated Sludge.
1967
541
Experimental Inducement of Nitrogen Saturation at the Watershed Scale.
1993
542
Experimental Quantification of Nutrient Bioextraction Potential of Oysters in Estuarine Waters of New Hampshire.
2011
543
Experimental Studies on Phytoplankton Succession in Cayuga Lake.
1973
544
Experiments and experiences in biomanipulation : studies of biological ways to reduce algal abundance and eliminate blue-greens /
1982
545
Exploratory Analysis of Microcosm and Ecosystem Behavior Using Multivariate Techniques.
1980
546
EXPLORE-I: A River Basin Water Quality Model.
1973
547
Extended aeration sewage treatment in cold climates /
1974
548
Extensions to a Model of Variable-Width Riparian Buffers, with an Application to Woody Debris Recruitment.
2000
549
Fact Sheet: Aquatox Release 1: Simulation Model for Aquatic Ecosystems
2000
550
Factors Affecting Nutrient Trends in Major Rivers of the Chesapeake Bay Watershed.
2000
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