Report on the botany of Barren and Edmonson counties - Hussey, John. 1831 -1888 (1876)

Report on the botany of Madison, Lincoln, Garrard, Washington, and Marion Counties, Kentucky - Kentucky. State Geologist. (Yeoman Press, 1882)

Report on the conservation status of Grindelia howellii, a candidate threatened species - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1986)

Report on the conservation status of Howellia aquatilis, a candidate threatened species - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1988)

Report on the Doobaunt, Kazan and Ferguson Rivers and the north-west coast of Hudson Bay and on two overland routes from Hudson Bay to Lake Winnipeg - Geological Survey of Canada (S.E. Dawson, 1897)

Report on the forest conditions of the Rocky Mountains, and other papers; with a map showing the location of forest areas on the Rocky Mountain range - United States. Department of Agriculture. (Govt. Print. Off, 1889)

Report on the forest conditions of the Rocky Mountains, and other papers; with a map showing location of forest areas on the Rocky Mountain range (Govt. print. off, 1888)

Report on the forests of North America, exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Govt. Print. Off, 1884)

Report on the forests of North America (exclusive of Mexico) - Sargent, Charles Sprague, 1841 -1927 (G.P.O, 1884)

Report on the forests of North America (exclusive of Mexico) - Sargent, Charles Sprague, 1841 -1927 (Govt. print. off, 1884)

Report on the geology and resources of the region in the vicinity of the forty-ninth parallel, from the Lake of the Woods to the Rocky Mountains - Dawson, George Mercer, 1849 -1901 (Dawson, 1875)

Report on the indigenous medical botany of Massachusetts - Williams, Stephen W. (Stephen West), 1790 -1855 (1849)

Report on the lands of the arid region of the United States, with a more detailed account of the lands of Utah. With maps - Drummond, Willis, 1808 -1879 (Govt. Print. Off, 1879)

Report on the Natal forests - Fourcade, Henry George, 1865 -1948 (s.n.], 1889)

Report on the United States and Mexican boundary survey :made under the direction of the secretary of the Interior - Emory, William H. 1811 -1887 (C. Wendell, printer, 1859)

Report (to accompany bill S. no. 241) - Linn, Lewis Fields, 1795 -1843 (Blair & Rives, printers, 1838)

Report: <to accompany bill S. no. 241> - Linn, Lewis Fields, 1795 -1843 (Blair & Rives, printers, 1838)

Report upon forestry. From the committee appointed to memorialize Congress and the state legislatures, regarding the cultivation of timber and the preservation of forests - Hough, Franklin B. (Franklin Benjamin), 1822 -1885 (Govt. Print. Off, 1878)

Report upon natural history collections made in Alaska : between the years 1877 and 1881 - Bean, Tarleton H. (Tarleton Hoffman), 1846 -1916 (Government Printing Office, 1887)

Report upon natural history collections made in Alaska between the years 1877 and 1881 - Bean, Tarleton H. (Tarleton Hoffman), 1846 -1916 (Govt. Print. Off, 1887)

A report upon the boreal flora of the Sierra Nevada of California - Smiley, Frank Jason, 1880 - (University of California Press, 1921)

Report upon the forestry investigations of the U. S. Department of agriculture. 1877-1898 - Fernow, B. E. (Bernhard Eduard), 1851 -1923 (Govt. print. off, 1899)

Report upon the forestry investigations of the U.S. Department of agriculture. 1877-1898 - Fernow, B. E. (Bernhard Eduard), 1851 -1923 (Govt. print. off, 1899)

Report upon United States Geographical surveys west of the one hundredth meridian - Geographical Surveys West of the 100th Meridian (U.S.) (G.P.O, 1875)

Report upon United States Geographical surveys west of the one hundredth meridian - Geographical Surveys West of the 100th Meridian (U.S.) (G.P.O, 1878)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1857)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1854)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1859)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1860)

Reports of observations and experiments in the practical work of the Division, made under the direction of the Entomologist - United States. Division of Entomology. (U.S. G.P.O, 1883)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1893)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1897)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1900)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1901)

Reports of the Survey. Botanical series - Geological; Natural History Survey of Minnesota. (1892)

Reproduction on cut-over swamplands in the Upper Peninsula of Michigan - Lake States Forest Experiment Station (Saint Paul, Minn.) (Division of Forest Management, Lake States Forest Experiment Station, U.S. Dept. of Agriculture–Forest Service, 1952)

Reproductive biology of brook stickleback Culaea inconstans in Astotin Lake, Alberta - Smiley, B. D. (1972)

Research highlights : annual report - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (The Station, 1966)

Research methods in ecology - Clements, Frederic E. (Frederic Edward), 1874 -1945 (University Pub. Co, 1905)

Research methods in ecology - Clements, Frederic E. (Frederic Edward), 1874 -1945 (The University publishing company, 1905)

Research natural areas in Colorado, Wyoming, Nebraska, North Dakota, South Dakota, and parts of Wyoming - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1994)

Research plan for lands administered by the U.S. Department of the Interior in the Interior Columbia Basin and Snake River Plateau - Geological Survey (U.S.) (U.S. Geological Survey Forest and Rangeland Ecosystem Science Center, 2002)

Research summaries - U.S. Dairy Forage Research Center. (The Center, Agricultural Research Service, U.S. Dept. of Agriculture, 1995)

Researches on fungi - Buller, A. H. Reginald (Arthur Henry Reginald), 1874 -1944 (Longmans, Green, 1909)

Researches on fungi - Buller, A. H. Reginald (Arthur Henry Reginald), 1874 -1944 (Longmans, Green, 1922)

Researches on fungi - Buller, A. H. Reginald (Arthur Henry Reginald), 1874 -1944 (Longmans, Green, 1958)

Residential fuelwood production and sources from roundwood in Minnesota, 1988 - North Central Forest Experiment Station (Saint Paul, Minn.) (North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1991)

Resource management report - Ontario. Fish; Wildlife Branch.

Resource partitioning in a guild of marsh dwelling Agonum (Coleoptera : Carabidae) - Landry, Jean-François (University of Alberta, Department of Entomology, 1981)

Response of breeding birds to commercial clearcutting of aspen in southwestern Colorado - Crouch, Glenn LeRoy, 1929 - (1987)

Response of elk to Exxon's field development in the Riley Ridge area of western Wyoming, 1979-1990 - Wyoming. Game; Fish Dept. (Hayden-Wing Associates, 1990)

Response of juvenile raptors to DDT in the diet - Seidensticker, John. (1966)

Résultats des campagnes scientifiques accomplies sur son yacht par Albert Ier, prince souverain de Monaco ... - Albert I, Prince of Monaco, 1848 -1922 (Impr. de Monaco, 1912)

Results of a biological reconnoissance of south-central Idaho - Stejneger, Leonhard, 1851 -1943 (Govt. Print. Off, 1891)

Results of a biological reconnoissance of the Yukon river region. : General account of the region. Annotated list of mammals - Osgood, Wilfred Hudson, 1875 -1947 (Government Printing Office, 1900)

Results of a biological survey of Mount Shasta, California - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Govt Print. Off, 1899)

Results of a biological survey of the San Francisco Mountain region and desert of the Little Colorado, Arizona - Stejneger, Leonhard, 1851 -1943 (Govt. Print. Off, 1890)

Results of boreal owl (Aegolius funereus) surveys on the Jefferson Division of the Lewis & Clark National Forest - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1991)

Review and comparison of site evaluation methods - Jones, John R. (John Robert), 1926 - (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1969)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1916)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1917)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1918)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1920)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1922)

Review of Forest service investigations... - United States. Forest Service. (Govt. print. off, 1913)

Revised checklist of New York State plants - Mitchell, Richard S., 1938 - (University of the State of New York, State Education Dept, 1997)

Revision of the Aphelininæ of North America : a subfamily of hymenopterous parasites of the family Chalcididæ - United States. Office of Experiment Stations. (G.P.O, 1895)

Revision of the Nematinae of North America a subfamily of leaf-feeding Hymenoptera of the family Tenthredinidae - Marlatt, C. L. (G.P.O, 1896)

A revision of the North American species of buprestid beetles belonging to the tribe Chrysobothrini - Fisher, Warren Samuel, 1878 -1971 (U.S. Dept. of Agriculture, 1942)

Revision of the North American species of the genus Lithocolletis Hübner - Braun, Annette F. (Annette Frances), 1884 -1978 (s. n.], 1908)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1941)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1950)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1976)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1977)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1961)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1963)

Revue horticole (Librairie agricole de la maison rustique, 1897)