Applied entomology; an introductory text-book of insects in their relations to man - Fernald, H. T. (Henry Torsey), 1866 -1952 (McGraw-Hill Book Company, inc, 1921)

Applied entomology; an introductory text-book of insects in their relations to man - Fernald, H. T. (Henry Torsey), 1866 -1952 (McGraw-Hill book company, inc, 1921)

Applied entomology; an introductory text-book of insects in thier relations to man - Fernald, H. T. (Henry Torsey), 1866 -1952 (McGraw-Hill, 1921)

Applied entomology; an introductory text-book of insects in thier relations to man - Fernald, H. T. (Henry Torsey), 1866 -1952 (McGraw-Hill book company, inc, 1921)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 2001)

Aquatic biophysical inventory of major tributaries in the AOSERP study area - Alberta Oil Sands Environmental Research Program. (Alberta Environment, 1980)

Aquatic community classification and ecosystem diversity in Montana's Missouri River watershed - United States. Bureau of Land Management. (Montana Natural Heritage Program, 2005)

Aquatic environment and fishery study, South Fork, Salmon River, Idaho, with evaluation of sediment influences : progress report II - United States. Forest Service. ([U.S. Forest Service], 1972)

Aquatic evaluation and instream flow recommendations for selected reaches of German Gulch Creek, Silver Bow County, Montana - Montana. Dept. of State Lands. (Montana Dept. of State Lands, 1984)

Aquatic habitat inventory of the Beaver Creek Drainage and selected tributaries of the Yellowstone River : final report - Montana. Dept. of Fish; Game. (The Dept, 1978)

Aquatic insects in New York State - Needham, James G. (James George), 1868 -1957 (University of the State of New York, 1903)

Aquatic insects in New York state ; a study conducted at the entomologic field station, Ithaca, N. Y. under the direction of Ephraim Porter Felt - Needham, James G. (James George), 1868 -1957 (University of the state of New York, 1903)

Aquatic insects in New York state : a study conducted at the Entomological Field Station, Ithaca, N.Y. under the direction of Ephraim Porter Felt - Needham, James G. (James George), 1868 -1957 (University of the State of New York, 1903)

Aquatic insects of California, with keys to North American genera and California species - Usinger, Robert L. (Robert Leslie), 1912 -1968 (University of California Press, 1956)

Aquatic inventory of the Upper Bill Williams drainage, Yavapai and Mohave counties, Arizona : [manuscript]℗ - Kepner, William G. (U.S. Department of the Interior, Bureau of Land Management, Phoenix District Office, 1979)

Aquatic invertebrate species of concern on USFS Northern Region lands - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2007)

Aquatic invertebrate species of concern : updated distributions, vital watersheds and predicted sites within USFS northern region lands - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2010)

Aquatic invertebrate surveys and assessment of stream sites in the Centennial Valley, Beaverhead Co., MT - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2012)

Aquatic invertebrates of the Yellowstone River Basin, Montana - Montana. Dept. of Fish; Game. (The Commission, 1977)

Aquatic macroinvertebrate survey of the Blackfoot River, Montana : August, 1988 and 1989 - Montana. Water Quality Bureau. (The Bureau?, 1991)

Aquatic macroinvertebrate survey : streams of the plains ecoregions of Montana : 1995 - BlueStem Incorporated. (Montana Dept. of Environmental Quality, 1997)

Aquatic Phycomycetes - Sparrow, F. K. (Frederick Kroeber), 1903 - (University of Michigan Press, 1960)

Aquatic stressors : framework and implementation plan for effects research - National Health; Environmental Effects Research Laboratory (U.S.) (U.S. Environmental Protection Agency, Office of Research and Development, National Health and Environmental Effects Research Laboratory, 2002)

Aquatic surveys and assessment of the Slim Buttes region of Harding and Butte Co., SD - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2006)

Aquatic surveys and assessment within the Butte BLM district - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2006)

Aquatic surveys and assessment within the Middle Powder River watershed - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2006)

Aquatic surveys and re-assessment of sites within the Middle Powder River Watershed - United States. Bureau of Land Management. (Montana Natural Heritage Program, 2012)

The aquavivarium, fresh and marine :bbeing an account of the principles and objects involved in the domestic culture of water plants and animals - Lankester, Edwin, 1814 -1874 (1856)

The aquavivarium, fresh and marine; being an account of the principles and objects involved in the domestic culture of water plants and animals - Lankester, Edwin, 1814 -1874 (R. Hardwicke, 1856)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1954)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1964)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1991)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1993)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 2002)

Arachnologische Mitteilungen - Arachnologische Gesellschaft. (Arachnologische Gesellschaft, 2010)

Archiv des Vereins der Freunde der Naturgeschichte in Mecklenburg... - Verein der Freunde der Naturgeschichte in Mecklenburg. (Opitz and Company, 1880)

Archiv für Naturgeschichte. Abteilung B (Nicolai, 1912)