Jump to main content
US EPA
United States Environmental Protection Agency
Search
Search
Environmental Topics
Laws & Regulations
About EPA
Menu
Environmental Topics
Laws & Regulations
About EPA
Related Topics:
EPA National Library Network
Contact Us
Search Results for the EPA National Library Catalog
Items Found: 744
Showing: Items 601 - 650
Your Search: (SUBJECT=Productivity)
Sort Results:
Publication dates (newest-oldest)
Publication dates (oldest-newest)
Title
Choose a Library:
(CTRL-CLICK for multiple libraries)
Search all libraries
Capital Group(All DC-area libraries)
AWBERC Library/Cincinnati,OH
CCTE/GLTED Library/Duluth,MN
CEMM/ACESD Library/Narragansett,RI
CEMM/EPD Library/Athens,GA
CEMM/GEMMD Library/Gulf Breeze,FL
CPHEA/PESD Library/Corvallis,OR
Env Science Center Library/Ft Meade,MD
Headquarters Library/Washington,DC
Law Library/Washington,DC
NRMRL/GWERD Library/Ada,OK
NVFEL Library/Ann Arbor, MI
OCSPP Chemical Library/Washington,DC
Region 1 Library/Boston,MA
Region 2 Library/New York,NY
Region 3 Library/Philadelphia, PA
Region 4 Library/Atlanta,GA
Region 5 Library/Chicago,IL
Region 6 Library/Dallas,TX
Region 8 Technical Library/Denver,CO
Region 9 Library/San Francisco,CA
Region 10 Library/Seattle,WA
Research Triangle Park Library/RTP, NC
Choose a Collection:
(CTRL-CLICK for multiple collections)
Search all collections
books
documents
journals
reference
audiovisual
ebooks
PREV
1
...
4
5
6
7
8
9
10
11
12
13
14
15
NEXT
Select Item
Title
Year Published
601
Response of Estuarine Diatom Assemblages to Ultraviolet-B Radiation (290-320 nm).
1985
602
Rethinking program design : accompanying report of the National Performance Review, Office of the Vice President.
1994
603
Review of Methods for the Analysis of Chlorophyll in Periphyton and Plankton of Marine and Freshwater Systems.
1986
604
Review of the öStrategic plan for the Office of Research and Developmentö /
1996
605
Rock Lake, Jefferson County, Wisconsin.
1974
606
Role of Aquatic Vascular Plants in the Eutrophication of Selected Lakes in Western Massachusetts.
1967
607
Role of Organic Debris and Associated Micro-Organisms in Pelagic Estuarine Food Chains.
1973
608
Role of Sediments in Eutrophication - A Preliminary Study.
1972
609
Rome Pond, Jefferson County, Wisconsin.
1974
610
Round Lake, Saratoga County, New York.
1974
611
Sacandaga Reservoir, Fulton and Saratoga Counties, New York.
1974
612
Saginaw Bay: An Evaluation of Existing and Historical Conditions.
1974
613
Saint Clair River and Lake Saint Clair, Michigan: An Ecological Profile.
1988
614
Salton Sea, California. Water Quality and Ecological Management Considerations.
1970
615
Santeetlah Lake, Graham County, North Carolina.
1975
616
Saratoga Lake, Saratoga County, New York.
1974
617
Satellite vehicle waste collection systems /
1972
618
Schroon Lake, Essex and Warren Counties, New York.
1974
619
Seasonal Changes in Water Quality and Primary Productivity in Doe Valley Lake.
1974
620
Seasonal fluctuations of major diatom species at five stations across Lake Michigan : May 1970-October 1972 /
1980
621
Seasonal Variation of Potential Nutrient Limitation to Chlorophyll Production in Southern Lake Huron.
1981
622
Sebasticook Lake, Penobscot County, Maine.
1974
623
Section 74 seafood processing study : executive summary. Appendix, volume II : a report to the congress of the United States /
1980
624
Seneca Lake, Schuyler County, New York.
1974
625
Service to the public how effective and responsive is the government? : statement of Lawrence H. Thompson, Assistant Comptroller General, Human Resources Division, before the Committee on Ways and Means, House of Representative /
1991
626
Setting priorities, getting results : a new direction for the Environmental Protection Agency /
1995
627
Shawano Lake, Shawano County, Wisconsin.
1974
628
Shelbyville Reservoir, Moultrie and Shelby Counties, Illinois.
1975
629
Shenango River Reservoir, Mercer County, Pennsylvania. EPA Region III.
1975
630
Significance of Cellulose Production by Planktonic Algae in Lacustrine Environments.
1972
631
Simulation of the Hydrologic-Economic Flow System in an Agricultural Area.
1969
632
Sinissippi Lake, Dodge County, Wisconsin.
1974
633
Six Mile Lake, St. Louis County, Minnesota.
1974
634
Slatersville Reservoirs, Providence County, Rhode Island.
1974
635
Small Business Innovation Research: Success Stories.
2012
636
Soil Biology and Ecology.
1993
637
Soil degradation : effects on agricultural productivity /
1980
638
Soil organic matter in temperate agroecosystems : long-term experiments in North America /
1997
639
Soil organic matter studies : proceedings of a symposium on soil organic matter studies jointly organized by the International Atomic Energy Agency and the Food and Agriculture Organization of the United Nations, in co-operation with Agrochimica, and held in Braunschweig, 6-10 September 1976.
1977
640
Soil testing : correlating and interpreting the analytical results /
1977
641
Solid Waste Management Manpower - Profile and Analysis.
1978
642
Some Effects of Cadmium on Coniferous Forest Soil and Litter Microcosms.
1975
643
Specific production of aquatic invertebrates /
1973
644
Spring Lake, Washington and Dakota Counties, Minnesota.
1975
645
St. Louis Bay, St. Louis County, Minnesota, and Douglas County, Wisconsin.
1975
646
St. Marys River, Michigan: An Ecological Profile.
1987
647
Statement of Concerns and Suggested Ecological Research.
1975
648
Steady state modeling program : application manual /
1972
649
Strategic human resource management /
2002
650
Strategies for accelerating cleanup at toxic waste sites : fast-tracking environmental actions and decision making /
1998
PREV
1
...
4
5
6
7
8
9
10
11
12
13
14
15
NEXT
Save, Print or Email Selected Records
Select Records
Selected (this page only)
Selected (across pages)
All (this page only)
All (all pages - 500 item maximum)
Select Format
Text (Brief Information)
Text (Full Information)
Endnote (Endnote Import)
ASCII delimited for EXCEL
Email Address:
(if applicable)