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Search Results for the EPA National Library Catalog
Items Found: 745
Showing: Items 201 - 250
Your Search: (SUBJECT=PRODUCTIVITY)
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Title
Year Published
201
Effects of Protozoa on the Fate of Particulate Carbon.
1973
202
Effects of selected wastewater chlorination products and captan on marine algae /
1977
203
Effects of Thermal Loading and Water Quality on Estuarine Primary Production.
1970
204
Effects of Thermal Loading and Water Quality on Estuarine Primary Production.
1971
205
Effects of Thermal Pollution on Productivity and Stability of Estuarine Communities.
1971
206
Effects of Three Emulsifying Agents Against Crude Oil on the Primary Productivity of an Experimental Community of Benthic Diatoms (Effets de Trois Agents Emulsionnants Anti-Petrole Sur la Productivite Primaire Dune Communaute Experimentale de Diatomees Benthiques).
1974
207
Effects of Trends in Tillage Practices on Erosion and Carbon Content of Soils in the U.S. Corn Belt.
1993
208
Effects of Ultraviolet-B Radiation on Primary Production along Latitudinal Transects in the South Pacific Ocean.
1993
209
Effects of water-column enrichment on the production dynamics of three seagrass species and their epiphytic algae /
1996
210
Elbow Lake, St. Louis County, Minnesota.
1974
211
Embarrass Lake, St. Louis County, Minnesota.
1974
212
Enlightened leadership : getting to the heart of change /
1994
213
Environmental and economic impact of agricultural land use conversion : an evaluation methodology /
1980
214
Environmental Protection Agency : accompanying report of the National Performance Review /
1994
215
Estes Lake, York County, Maine.
1974
216
Estimated net aerial primary productivity and monitoring of selected characteristics of Spartina alterniflora in Padilla Bay, Washington, April 1992-May 1993 /
1994
217
Estimating phytoplankton biomass and productivity : final report /
1981
218
Estuarine Ecosystems and High Temperatures.
1972
219
Estuarine nutrient cycling : the influence of primary producers : the fate of nutrients and biomass /
2010
220
Estuarine nutrient cycling : the influence of primary producers : the fate of nutrients and biomass /
2004
221
Estuarine pollution control and assessment : proceedings of a conference.
1977
222
Estuarine Pollution, A Bibliography.
1973
223
Estuarine response to nutrient enrichment, a counterpart of eutrophication : a bibliography /
1979
224
Estuarine response to nutrient enrichment, a counterpart of Eutrophication : an annotated bibliography /
1979
225
Estuarine Response to Nutrient Enrichment. A Counterpart of Eutrophication. Volume II. An Annotated Bibliography.
1979
226
Estuary Studies (161.3). Training Manual.
1972
227
Eutrophication of Lake Tahoe emphasizing water quality /
1974
228
Eutrophication of Sheltered Bays in a Large Lake.
1972
229
Eutrophication of Sheltered Bays in a Large Lake.
1971
230
Eutrophication of surface waters : Lake Tahoe's Indian Creek Reservoir /
1975
231
Eutrophication of Water Resources of New York State. Observations on Nutrient Limitation on Summer Phytoplankton in Cayuga Lake, 1967 and 1968.
1970
232
Evaluation of techniques for measuring biogenic airborne sulfur compounds : Cedar Island field study 1977 /
1979
233
Evaluation of the algal assay procedure /
1976
234
Evolution in Lake Tai Ecosystems as a Result of Global Environmental Changes and Human Activities.
1996
235
Evolution of primary producers in the sea /
2007
236
Experimental Studies on Phytoplankton Succession in Cayuga Lake.
1973
237
Extreme government makeover : increasing our capacity to do more good /
2014
238
Factor five : transforming the global economy through 80% improvements in resource productivity : a report to the Club of Rome /
2009
239
Factors limiting primary productivity in turbid Kansas reservoirs /
1975
240
Farmer's decision : balancing economic agriculture production with environmental quality /
2005
241
Fate of Nitrogen in Aquatic Ecosystems.
1972
242
Fauna in soil ecosystems : recycling processes, nutrient fluxes, and agricultural production /
1997
243
Federal Emergency Management Agency : accompanying report of the National Performance Review, Office of the Vice President.
1994
244
Federal productivity : a management challenge /
1988
245
Federal Technology Transfer Act : environmental monitoring technologies opportunities.
1992
246
Federalism in the forest : national versus state natural resource policy /
2002
247
Feeding tomorrow's world
1990
248
Fiber Optic Point Quadrat System for Improved Accuracy in Vegetation Sampling.
1983
249
Field and Laboratory Investigations to Evaluate the Influence of Nitrilotriacetic Acid (NTA) on Eutrophication.
1970
250
Field guide to evaluate net primary production of wetlands /
1980
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