Search Results for the EPA National Library Catalog

Items Found: 745

Showing: Items 1 - 50

Your Search: (SUBJECT=Productivity)

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Select Item	Title	Year Published
1	'Cladophora' as Related to Pollution and Eutrophication in Western Lake Erie.	1973
2	A guide to the measurement of marine primary production under some special conditions.	1973
3	A journey into the heroic environment : a personal guide for creating a work environment built on shared values /	1997
4	A manual on methods for measuring primary production in aquatic environments /	1974
5	A manual on methods for measuring primary production in aquatic environments, including a chapter on bacteria /	1969
6	A Manual on methods for the assessment of secondary productivity in fresh waters /	1971
7	A Manual on methods for the assessment of secondary productivity in fresh waters /	1984
8	A paleolimnological comparison of Burntside and Shagawa Lakes, Northeastern Minnesota /	1978
9	A preliminary compartment model of a tallgrass prairie, Osage site, 1970 /	1972
10	A problem with flux chamber measurements of biogenic sulfur emissions /	1979
11	A report on phase I development of a preliminary plan and program for a study of toxicity and biostimulation in San Francisco Bay-Delta waters /	1970
12	Above- and Belowground Emergent Macrophyte Production and Turnover in a Coastal Marsh Ecosystem, Georgia.	1984
13	Acid Precipitation: Basic Principles and Ecological Consequences.	1981
14	Acidic deposition and Adirondack forest soil fertility an appraisal /	1991
15	Adhocracy : the power to change /	1990
16	Agricultural and environmental relationships : issues and priorities : report /	1979
17	Agricultural production in the United States by county : a compilation of information from the 1974 Census of Agriculture for use in terrestrial food-chain transport and assessment models /	1982
18	Albert Lea Lake, Freeborn County, Minnesota.	1974
19	Algae-Bacteria Interaction in a Light-Dark Cycle (Journal Version).	1981
20	Algae-Temperature-Nutrient Relationships and Distribution in Lake Erie - 1968.	1971
21	Algal Growth and Decomposition: Effects on Water Quality, Phase II. Nutrient Regeneration, Composition, and Decomposition of Algae in Batch Culture.	1970
22	Algal metabolite influence on bloom sequence in eutrophied freshwater ponds /	1976
23	Allegheny Reservoir, McKean and Warren Counties, Pennsylvania and Cattaraugus County, New York.	1975
24	Altoona Lake, Eau Claire County, Wisconsin.	1974
25	American-Soviet Symposium on the Biological Effects of Pollution on Marine Organisms (1st).	1978
26	An Amazonian rain forest : the structure and function of a nutrient stressed ecosystem and the impact of slash-and-burn agriculture /	1989
27	An in situ evaluation of nutrient effects in lakes /	1973
28	Analysis and Evaluation of the EPA: Common Sense Initiative.	2005
29	Analysis of Pollution from Marine Engines and Effects on the Environment.	1975
30	Analysis of Pollution from Marine Engines and Effects on the Environment. Southern Lakes.	1975
31	Analysis of primary production observed during 1966-1975 in central Puget Sound, Washington final report /	1977
32	Analytical Studies for Assessing the Impact of Sanitary Sewage Facilities of Delaware Co., Ohio.	1975
33	Annual Nutrient Cycles in a Marine Microcosm.	1982
34	Annual Phytoplankton Metabolism in Narragansett Bay Calculated from Survey Field Measurements and Microcosm Oberservations.	1982
35	APO programmes, 2000-2004 : introduction, summary of 2000 programme, summary of 2001 programme, five-year plan (outline), 2000-2004 /	1999
36	Appendix to Entrainment at a Once-Through Cooling System on Western Lake Erie. Volume II. Appendices.	1978
37	Application of Topographically Distributed Models of Energy, Water and Carbon Balance over the Columbia River Basin: A Framework for Simulating Potential Climate Change Effects at the Regional Scale.	1993
38	Aquatic primary productivity and physical-chemical limnology on the Pawnee site /	1970
39	Aquatic productivity : an introduction to some basic aspects of biological oceanography and limnology /	1970
40	ARCS contracts users' manual.	1989
41	Arrowhead Mountain Lake Chittenden and Franklin Counties Vermont.	1974
42	Assessing management effects on Pacific Northwest forest site productivity : an inventory and evaluation of research and operational sites /	2001
43	Assessment of Forest Sensitivity to Nitrogen and Sulfur Deposition in Maine. Conference of New England Governors and Eastern Canadian Premiers Forest Mapping Group.	2006
44	Avian density and productivity studies and analysis on the Pawnee site in 1972 /	1974
45	Badger Lake, Polk County, Minnesota.	1974
46	Balanced scorecard : translating strategy into action /	1996
47	Balanced scorecard in the federal government /	2001
48	Barren River Reservoir, Allen and Barren Counties, Kentucky.	1977
49	Bartlett Lake, Koochiching County, Minnesota.	1974
50	Basic Research in the Aquatic Environment: Effects of Eutrophication on Phytoplankton Populations and Selected Species of Aquatic Vascular Plants.	1973

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