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Search Results for the EPA National Library Catalog
Items Found: 447
Showing: Items 251 - 300
Your Search: (SUBJECT=Biological productivity)
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Title
Year Published
251
Mud Lake, Itasca County, Minnesota.
1975
252
Muskegon, Michigan industrial-municipal wastewater storage lagoons : biota and environment /
1977
253
Nagawicka Lake, Waukesha County, Wisconsin.
1974
254
Nest Lake, Kandiyohi County, Minnesota.
1974
255
Nonpoint Source Sampling Design Report. Areawide Waste Treatment Management Plan for the Greater Houston Area.
1977
256
North American project--a study of U.S. water bodies : a report for the Organization for Economic Cooperation and Development /
1977
257
Numerical and graphical procedures for estimation of community photosynthesis and respiration in experimental streams {microform} /
1982
258
Nutrient chemistry of a large, deep lake in subarctic Alaska /
1978
259
Nutrient diversion : resulting lake trophic state and phosphorus dynamics /
1977
260
Nutrient Management in the Potomac Estuary.
1971
261
O'Shaughnessy Reservoir, Delaware County, Ohio.
1975
262
Oconomowoc Lake, Waukesha County, Wisconsin.
1975
263
Otter Lake, Cayuga County, New York.
1974
264
Owasco Lake, Cayuga County, New York.
1974
265
Permuted Index to Current Eutrophication Literature.
1974
266
Phosphate reduction and response of plankton populations in Kootenay Lake /
1976
267
Phosphorus Retention Capacity of Lakes.
1976
268
Photosynthetic Production in a Turbid Reservoir.
1971
269
Phycoperiphyton (Algae) as Indicators of Water Quality.
1978
270
Physico-Chemical Limnology and Periphyton in a Warm-Water Stream Receiving Wastewater Treatment Plant Effluent.
1972
271
Phytoplankton of Minnesota Lakes. A Preliminary Survey.
1971
272
Phytoplankton Productivity and Standing Crop in the Vicinity of the Lake Huron-Saginaw Bay Front.
1980
273
Phytoplankton sampling in quantitative baseline and monitoring programs /
1978
274
Pickwick Lake, Colbert and Lauderdale Counties, Alabama. Tishomingo County, Mississippi. Harding County, Tennessee.
1976
275
Plankton analysis : training manual /
1975
276
Pools and Fluxes of Biogenic Carbon in the Former Soviet Union.
1993
277
Possible Effects of Organochlorine Pesticides on Primary Productivity and Skeletogenesis of New England Estuarine and Coastal Marine Algae.
1972
278
Potamological Effects of Fish Hatchery Discharge on the Jordan River, Northern Lower Michigan.
1972
279
Potential Impact of Drilling Fluids on Estuarine Productivity.
1983
280
Powder Mill Pond, Hillsborough County, New Hampshire.
1974
281
Preliminary Laboratory Research in Experimental Brackish Ecosystems (Recherches Preliminaires en Laboratoire sur des Ecosystems Saumatres Experimentaux).
1974
282
Primary Productivity and Related Processes in New York Harbor as Reflective of Changing Water Quality.
1984
283
Proceedings : biostimulation - nutrient assessment workshop /
1975
284
Proceedings of Mississippi Water Resources Conference, (6th), Held at Vicksburg, Miss. on 13-14 April, 1971.
1971
285
Production and release of plant material in brackish and freshwater wetlands /
1981
286
Production cycles in aquatic microcosms /
1977
287
Production ecology of wetlands : the IBP synthesis /
1998
288
Production in coastal salt marshes of southern California /
1981
289
Program statement of the Subcommittee on Productivity of Marine communities.
1967
290
Publications Related to Water Resources Research Center Projects, 1967-71. Abstracts--Index.
1971
291
R/V ONAR Cruises 434, 450, 469, 502. SYOPS (Synthetic Organics in Puget Sound) Cruise Series 1, 2, 3, 4. Hydrographic, Chemical and Biological Measurements.
1973
292
Rabbit Lake, Crow Wing County, Minnesota.
1975
293
Rangeley Lake, Franklin County, Maine.
1974
294
Rates of Photosynthesis and Phytoplankton Growth in Shagawa Lake, Minnesota.
1973
295
Relationship of Methoxychlor to Periphyton Production under Laboratory and Semi-Natural Conditions.
1973
296
Relationships of productivity and problem conditions to ambient nutrients : National Eutrophication Survey findings for 418 Eastern lakes /
1978
297
Rend Lake, Franklin and Jefferson Counties, Illinois.
1975
298
Report on Altoona Reservoir, Bartow, Cherokee and Cobb Counties, Georgia : EPA Region IV /
1975
299
Report on Aspinook Pond, New London and Windham Counties, Connecticut : EPA Region I /
1975
300
Report on Bantam Lake, Litchfield County, Connecticut : EPA Region I /
1975
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