Directory of zoological taxonomists of the world - Blackwelder, Richard E. (Richard Eliot), 1909 -2001 (Published for the Society of Systematic Zoology by Southern Illinois University Press, 1961)

Diver assessment of the inshore southeastern Lake Michigan environment near the D.C. Cook Nuclear Plant, 1973-1982 - University of Michigan. Great Lakes Research Division. (University of Michigan, 1986)

La diversidad biológica en Morelos : estudio del Estado - Boyas Delgado, José Concepción (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2004)

Drift of zooplankton, benthos, and larval fish and distribution of macrophytes and larval fish in the St. Marys River, Michigan, during winter and summer, 1985 - University of Michigan. Great Lakes Research Division. (The University of Michigan, 1986)

The earliest webspinners (Insecta, Embiodea) - Engel, Michael S. (American Museum of Natural History, 2006)

East Spring Creek, Flathead County, Montana : supplemental sampling for bioassessment September 9, 1998 - Bollman, Wease. (Rhithron Biological Associates, 1999)

An ecological characterization of Coastal Maine (north and east of Cape Elizabeth) - U.S. Fish; Wildlife Service (Department of the Interior, U.S. Fish and Wildlife Service, Northeast Region, 1980)

Ecological impacts of the flow provisions of the biological opinion for endangered Snake River salmon on resident fishes in the Hungry Horse, and Libby systems in Montana, Idaho, and British Columbia - United States. National Marine Fisheries Service. (Independent Scientific Advisory Board, 1977)

The ecology of the Apalachicola Bay system : an estuarine profile - U.S. Fish; Wildlife Service (The Service, 1984)

Economic entomology for the farmer... - Smith, John Bernhard, 1858 -1912 (1896)

Economic entomology for the farmer and fruit-grower - Smith, John Bernhard, 1858 -1912 (J. B. Lippincott company, 1906)

Economic entomology for the farmer and fruit-grower : and for use as a text-book in agricultural schools and colleges - Smith, John Bernhard, 1858 -1912 (J.B. Lippincott company, 1906)

Economic entomology for the farmer and fruit-grower : and for use as a text-book in agricultural schools and colleges - Smith, John Bernhard, 1858 -1912 (Lippincott, 1896)

Economic entomology for the farmer and fruit-grower and for use as a text-book in agricultural schools and colleges - Smith, John Bernhard, 1858 -1912 (J. B. Lippincott Co, 1896)

Economic entomology for the farmer and the fruit grower, and for use as a text-book in agricultural schools and colleges - Smith, John Bernhard, 1858 -1912 (J.B. Lippincott co, 1906)

The effect of altered streamflow on fish of the Yellowstone and Tongue rivers, Montana - Montana. Dept. of Fish; Game. (The Division, 1977)

The effect of seston on the life history, growth, and distribution of Neureclipsis bimaculata (Trichoptera : Polycentropodidae) in a boreal river - Richardson, John, 1946 - (University of Alberta, Dept. of Zoology, 1983)

The effect of timber management on stream water quality - Flathead Basin Forest Practices, Water Quality; Fisheries Cooperative Program. (Flathead Basin Commission, 1991)

Effects of acid deposition on the emergence of blackflies (Diptera: Simuliidae) over 50 years from Algonquin Park streams - Chmielewski, Carol Mary, 1962 - (Environment Ontario, 1992)

Effects of an aerial application of DDT on fish and aquatic insects in Montana : final report - Montana. Department of Fish; Game ([Montana Dept. of Fish and Game], 1959)

The effects of Muddy Creek on the biology of the lower Sun River - Montana. Water Quality Bureau. (Water Quality Bureau, Montana Department of Health and Environmental Sciences, 1984)

Effects of road salting on aquatic invertebrate communities - Eisenhower Consortium for Western Environmental Forestry Research. (Rocky Mountain Forest and Range Experiment Station, 1980)

The Effects of supersaturation of dissolved gases on the fishery of the Bighorn River downstream of the Yellowtail Afterbay Dam - Montana Cooperative Fishery Research Unit. (Cooperative Fishery Research Unit, Montana State University, 1988)

The Effects of supersaturation of dissolved gases on the fishery of the Bighorn River downstream of the Yellowtail Afterbay Dam : completion report - White, Robert G. (Robert George), 1940 - (U.S. Fish and Wildlife Service, Montana Cooperative Fishery Research Unit, Montana State University, 1991)

Effects of the June, 1975 Mike Horse mine tailings dam failure on water quality and aquatic resources of the Upper Blackfoot River, Montana - Montana. Department of Fish, Wildlife,; Parks (Montana Fish, Wildlife & Parks, 1997)

Effects of the operation of Kerr and Hungry Horse Dam on the Kokanee Fishery in the Flathead River system - United States. Bonneville Power Administration. (Fisheries Research and Special Projects Bureau, Montana Dept. of Fish, Wildlife and Parks, 1983)

Effects of the operation of Kerr and Hungry Horse Dam on the Kokanee Fishery in the Flathead River system - United States. Bonneville Power Administration. (Fisheries Research and Special Projects Bureau, Montana Dept. of Fish, Wildlife and Parks, 1985)

Effects on fishes of changes within the Kananaskis River system - Nelson, Joseph S. (Joseph Schieser), 1937 - (1962)

The Eisenhower Consortium for Western Environmental Forestry Research : research highlights, 1972-1980 - Lewis, Gordon D. (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1980)

Energy and environmental stress in aquatic systems : selected papers from a symposium held at Augusta, Georgia, November 2-4, 1977 - Gibbons, J. Whitfield, 1939 - (Technical Information Center, U.S. Dept. of Energy, 1978)

Enhancement restoration and creation of vernal pools at Del Sol Open Space and Vernal Pool Reserve, Santa Barbara County, California - Ferren, Wayne R. (University of California, Santa Barbara, 1988)

Entomological contributions in memory of Byron A. Alexander - Alexander, Byron A. (Natural History Museum, the University of Kansas, 1999)

Entomological news - American Entomological Society. (American Entomological Society, 1925)

Entomological news - American Entomological Society. (American Entomological Society, 1827)

Entomological news - American Entomological Society. (American Entomological Society, 1926)

Entomological news - American Entomological Society. (American Entomological Society, 1929)

Entomological news - American Entomological Society. (American Entomological Society, 1928)

Entomological news - American Entomological Society. (American Entomological Society, 1930)

Entomological news - American Entomological Society. (American Entomological Society, 1931)

Entomological news - American Entomological Society. (American Entomological Society, 1932)

Entomological news - American Entomological Society. (American Entomological Society, 1934)

Entomological news - American Entomological Society. (American Entomological Society, 1936)

Entomological news - American Entomological Society. (American Entomological Society, 1935)

Entomological news - American Entomological Society. (American Entomological Society, 1937)

Entomological news - American Entomological Society. (American Entomological Society, 1938)

Entomological news - American Entomological Society. (American Entomological Society, 1939)

Entomological news - American Entomological Society. (American Entomological Society, 1940)

Entomological news - American Entomological Society. (American Entomological Society, 1941)

Entomological news - American Entomological Society. (American Entomological Society, 1942)

Entomological news - American Entomological Society. (American Entomological Society, 1943)

Entomological news - American Entomological Society. (American Entomological Society, 1944)

Entomological news - American Entomological Society. (American Entomological Society, 1945)

Entomological news - American Entomological Society. (American Entomological Society, 1948)

Entomological news - American Entomological Society. (American Entomological Society, 1947)

Entomological news - American Entomological Society. (American Entomological Society, 1950)

Entomological news - American Entomological Society. (American Entomological Society, 1951)

Entomological news - American Entomological Society. (American Entomological Society, 1952)

Entomological news - American Entomological Society. (American Entomological Society, 1953)

Entomological news - American Entomological Society. (American Entomological Society, 1954)

Entomological news - American Entomological Society. (American Entomological Society, 1955)

Entomological news - American Entomological Society. (American Entomological Society, 1965)

Entomological news - American Entomological Society. (American Entomological Society, 1958)

Entomological news - American Entomological Society. (American Entomological Society, 1959)

Entomological news - American Entomological Society. (American Entomological Society, 1960)

Entomological news - American Entomological Society. (American Entomological Society, 1961)

Entomological news - American Entomological Society. (American Entomological Society, 1964)

Entomological news - American Entomological Society. (American Entomological Society, 1967)

Entomological news - American Entomological Society. (American Entomological Society, 1972)