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Search Results for the EPA National Library Catalog
Items Found: 447
Showing: Items 401 - 447
Your Search: (SUBJECT=Biological productivity)
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Title
Year Published
401
Studies on lake restoration by phosphorus inactivation /
1976
402
Study of Phytoplankton Dynamics in Lake Fayetteville as a Means of Assessing Water Quality.
1971
403
Summary analysis of the North American (US portion) OECD eutrophication project : nutrient loading--lake response relationships and trophic state indices /
1978
404
Summer Internal Phosphorus Supplies in Shagawa Lake, Minnesota.
1981
405
Survey of Lake Rehabilitation Techniques and Experiences.
1974
406
Swan Lake, Columbia County, Wisconsin.
1974
407
Swan Lake, Itasca County, Minnesota.
1974
408
Swan Lake, Sullivan County, New York.
1974
409
Systems Simulation of the Effects of Tertiary Treatment for Carbon, Nitrogen, and Phosphorus Removal Upon Primary Productivity, Standing Crop and Community Structure of Autotrophic and Metertrophic Communities in Receiv ing Model Streams.
1973
410
Tainter Lake, Dunn County, Wisconsin.
1974
411
Technical Analysis of Response of Chesapeake Bay Water Quality Model to Loading Scenarios (A Report of the Modeling Subcommittee Chesapeake Bay Program Office, Annapolis, MD).
1994
412
Temperature.
1971
413
The biodynamics of sedimentation in Horseshoe Lake, Isanti County, Minnesota.
1959
414
The dynamics of an estuary as a natural ecosystem /
1977
415
The dynamics of an estuary as a natural ecosystem, II /
1978
416
The production ecology of wetlands : the IBP synthesis /
2009
417
The role of trace elements in management of nuisance growths /
1975
418
The Selenastrum capricornutum printz algal assay bottle test : experimental design, application, and data interpretation protocol /
1978
419
The Trophic cascade in lakes /
1993
420
Thermal Effects on Biological Production in a Pond.
1973
421
Towline Lake, Oneida County, Wisconsin.
1974
422
Trace element research using coniferous forest soil/litter microcosms /
1977
423
Trace Lake, Todd County, Minnesota.
1974
424
Trout Lake, Itasca County, Minnesota.
1974
425
Trout Lake, Vilas County, Wisconsin.
1975
426
Turner Reservoir and Central Pond, Providence County, Rhode Island, and Bristol County, Massachusetts.
1974
427
Wagonga Lake, Kandiyohi County, Minnesota.
1974
428
Wallmark (Mud) Lake, Chisago County, Minnesota.
1975
429
Wapogasset Lake, Polk County, Wisconsin.
1974
430
Wastewater treatment by natural and artificial marshes /
1976
431
Water Pollution Investigation: Detroit and St. Clair Rivers.
1974
432
Water Pollution Investigation: Genesee River and Rochester Area.
1975
433
Water Quality in Agricultural Watersheds: Impact of Riparian Vegetation during Base Flow.
1981
434
Water Resources Research in Virginia. 1969-1971.
1972
435
Waterbury Reservoir Washington and Lamoille Counties Vermont.
1974
436
Waterford Inpoundment-Tichigan Lake, Racine County, Wisconsin.
1974
437
Watershed and point source enrichment and lake trophic state index /
1979
438
Weed Harvest and Lake Nutrient Dynamics.
1973
439
Weiser-Lower Payette water quality surveys ... August 1975 and December 1975
1976
440
What are the Effects of UV-B Radiation on Marine Organisms.
1988
441
What controls phytoplankton production in nutrient-rich areas of the open sea? /
1991
442
White Bear Lake, Ramsey and Washington Counties, Minnesota.
1974
443
Willow Reservoir, Oneida County, Wisconsin.
1974
444
Winter Field Use of CO2 Freezing to Obtain Core Samples of Stream Sediments.
1974
445
Wolf Lake, Beltrami and Hubbard Counties, Minnesota.
1974
446
Yellow Lake, Burnett County, Wisconsin.
1975
447
Zooplankton grazing and population dynamics relative to water quality in southern Lake Huron /
1980
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