Restoration of rough fescue grassland on pipelines in southwestern Alberta - Alberta. Alberta Sustainable Resource Development. (Alberta Sustainable Resource Development, Rangeland Management Branch, Public Lands and Forests Division, 2006)

Restoration of sand prairie in Illinois : seed banks and existing vegetation June 2005-2006 final report - Illinois. Department of Natural Resources. (Illinois Natural History Survey, 2007)

Resultate der Wissenschaftlichen Erforschung des Balatonsees - Hungary. Földmm̋uvelésügyi Minisztérium. (E. Hölzel, 1897)

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

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1883)

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1888)

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1893)

Revue de la flore des environs de Spa - Lejeune, Alexandre Louis Simon, 1779 -1858 (Duvivier, 1824)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1949)

Revue des sciences naturelles (1883)

Revue des sciences naturelles de l'ouest - Institut international de bibliographie scientifique. (Revue des sciences naturelles de l'ouest, 1895)

Revue générale de botanique (Libraire générale de l'enseignement, 1898)

Revue générale de botanique (Libraire générale de l'enseignement, 1920)

Revue générale de botanique (Libraire générale de l'enseignement, 1922)

Revue mycologique (Bureaux de la rédaction, 1894)

Revue mycologique (Bureaux de la rédaction, 1895)

La Revue scientifique du Limousin - Le Gendre, Charles. (Impr.-Librairie Ve. H. Ducourtieux, 1906)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1996)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 2005)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1899)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1900)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1938)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1946)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1947)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1953)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1955)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1958)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1971)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1974)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1977)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1978)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1981)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1987)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1989)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1992)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1993)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1994)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1995)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1996)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2002)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2003)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2004)

ri ben zhi wu ming hui - Honda, Masaji 本田正次 1897 -1984 (san sheng tang)

Richard Frotscher's almanac and garden manual for the southern states - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. Frotscher, 1882)

Rio Blanco Oil Shale Project. Tract C-a / [c]by Rio Blanco Oil Shale Project. no.8, Progress report - CDM/Limnetics. (Rio Blanco Oil Shale Project, 1974)

Riparian and wetland community inventory of 14 reference areas in southwestern Idaho - United States. Bureau of Land Management. (Bureau of Land Management, Idaho State Office, 1998)

Riparian and wetland plant associations of southwestern Idaho : with a focus on the Bureau of Land Management's Lower Snake River District - United States. Bureau of Land Management. (U.S. Dept. of the Interior, Bureau of Land Management, National Science and Technology Center, Information and Communications Group, 2001)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1896)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1900)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1906)

Rock River area assessment - Illinois. Dept. of Natural Resources. (Illinois Dept. of Natural Resources, 1996)

Rocky Mountain front grizzly bear monitoring and investigation - Aune, Keith, 1954 - (Montana Dept. of Fish, Wildlife and Parks, 1982)

Rocky Mountain wild flower studies; an account of the ways of some plants that live in the Rocky Mountain region - Longyear, Burton Orange, 1868 - (Merchants Publishing Co, 1909)

Roosevelt wild life bulletin ... of the Roosevelt Life Forest Experiment Station of the New York College of Forestry at Syracuse University - New York State College of Forestry at Syracuse University. Roosevelt Wild Life Forest Experiment Station. (The University, 1940)

Root development in the grassland formation, a correlation of the root systems of native vegetation and crop plants - Weaver, John E. (John Ernest),‏ ‎ 1884 -1966 (Carnegie inst. of Washington, 1920)

Rootrots and leafspots of grains and grasses in the northern Great Plains and western states - United States. Plant Disease Survey. (Plant Disease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, United States Department of Agriculture, 1946)

Ross Bros. Co. 1914 [catalog of] vegetable, grass and flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1914)

Ross Bros. Co. seeds and annual agricultural goods [catalog] : spring 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bro's. Co, 1911)

Ross Bros. Co seeds, implements, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Brothers Company, 1929)

Ross' seed grows, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bro's. Co, 1930)

Ross' seed grows, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bro's. Co, 1931)

Ross seeds, 1843-1943 : our 100th Anniversary - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1943)

Ross' seeds, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Brothers Co, 1946)

Ross seeds, farm equipment, dairy and poultry supplies, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1939)

Ross seeds, farm equipment, dairy and poultry supplies, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1940)

Ross seeds, farm machinery, poultry supplies, insecticides, fertilizers and tools : 1941 annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1941)

Ross seeds, farm machinery, poultry supplies, insecticides, fertilizers and tools, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1942)

Ross seeds, farm machinery, poultry supplies, insecticides, fertilizers, tools : 1937 edition - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1937)

Ross seeds, farm machinery, poultry supplies, insecticides, fertilizers, tools, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1934)

Ross seeds, farm machinery, poultry supplies, insecticides, fertilizers and tools : 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1938)

Ross seeds, fertilizers, farm machinery, insecticides, tools, poultry supplies for 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1935)

Ross seeds, fertilizers, farm machinery, insecticides, tools, poultry supplies for 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1936)

Ross' seeds for 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bro's. Co, 1932)

Ross' seeds for 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bro's. Co, 1933)

Ross seeds for 1944 : for health and victory, plant a garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Brothers Company, 1944)

Ross seeds for 1945 victory garden, farm machinery, poultry supplies, insecticides, fertilizers and tools - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Brothers Company, 1945)

Ross seeds of quality, spring 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1951)

Ross seeds of quality, spring 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1952)

Ross' superior seeds, 1947 edition : farm equipment, dairy and poultry supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Brothers Co, 1947)

The rural cyclopedia, or, A general dictionary of agriculture and of the arts, sciences, instruments, and practice, necessary to the farmer, stockfarmer, gardener, forester, landsteward, farrier, &c - Wilson, John M. (John Marius) (A. Fullarton, 1850)

Rural New York - Fippin, Elmer O. (Elmer Otterbein), 1879 -1949 (The Macmillan company, 1921)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1857)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1862)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1874)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1880)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1881)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1882)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1883)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1884)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1885)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1886)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1888)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1889)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1890)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1894)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1896)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1898)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1910)

Saat und Pflege der landwirthschaftlichen Kulturpflanzen; Handbuch für die Praxis - Wollun, Ewald. (P. Parey, 1885)

Samen- und Pflanzen-Tauschliste des botanischen Gartens der Kgl. Technischen Hochschule Stuttgart - Technische Hochschule Stuttgart. Botanischer Garten. (Technische Hochschule in Stuttgart, 1935)

Samuel Barnum Mead and John Torrey correspondence, 1841-1847 - Mead, Samuel Barnum, 1798 -1880 (1844)

Sandusky flora. A catalogue of the flowering plants and ferns growing without cultivation in Erie county, Ohio, and the peninsula and islands of Ottawa County - Moseley, Edwin Lincoln, 1865 -1948 (Clapper, 1899)

Sandusky flora. A catalogue of the flowering plants and ferns growing without cultivation, in Erie County, Ohio, and the peninsula and islands of Ottawa County - Moseley, Edwin Lincoln, 1865 -1948 (Press of Clapper Printing Co, 1899)

Savage & Reid's annual catalogue of seeds etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Savage & Reid, 1902)

Schlesiens Pflanzenwelt. Eine pflanzengeographische Schilderung der Provinz - Pax, Ferdinand, 1858 -1942 (G. Fischer, 1915)

Schriften der Königlichen Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Königliche Physikalisch-Ökonomische Gesellschaft zu Königsberg. (In Commission bei Gräfe und Unzer, 1866)

Schriften der Königlichen Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Königliche Physikalisch-Ökonomische Gesellschaft zu Königsberg. (In Commission bei Gräfe und Unzer, 1869)

Schriften der Königlichen Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Königliche Physikalisch-Ökonomische Gesellschaft zu Königsberg. (In Commission bei Gräfe und Unzer, 1872)

Schriften der Naturforschenden Gesellschaft in Danzig - Naturforschende Gesellschaft in Danzig. (Auf Kosten der Naturforschenden Gesellschaft, 1882)

Schriften der Naturforschenden Gesellschaft in Danzig - Naturforschende Gesellschaft in Danzig. (Auf Kosten der Naturforschenden Gesellschaft, 1884)

Schriften der Naturforschenden Gesellschaft in Danzig - Naturforschende Gesellschaft in Danzig. (Auf Kosten der Naturforschenden Gesellschaft, 1888)

Schriften der Naturforschenden Gesellschaft in Danzig - Naturforschende Gesellschaft in Danzig. (Auf Kosten der Naturforschenden Gesellschaft, 1895)

Schriften der Naturforschenden Gesellschaft in Danzig - Naturforschende Gesellschaft in Danzig. (Auf Kosten der Naturforschenden Gesellschaft, 1904)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1875)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1878)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1884)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1885)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1891)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1900)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1902)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1904)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1905)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1911)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1913)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1914)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1917)

Schriften des Naturwissenschaftlichen Vereins für Schleswig-Holstein - Naturwissenschaftlicher Verein für Schleswig-Holstein. (Lipsius & Tischer, 1881)

Schriften des Naturwissenschaftlichen Vereins für Schleswig-Holstein - Naturwissenschaftlicher Verein für Schleswig-Holstein. (Lipsius & Tischer, 1885)

Schriften herausgegeben von der Naturforscher-Gesellschaft bei der Universität Jurjew (Dorpat) - Universitas Jurjevensis. Naturforscher-Gesellschaft. (Druck von C. Mattiesen, 1895)

Schulflora der Provinz Schleswig-Holstein, des Fürstentums Lübeck, sowie des Gebietes der freien Städte Hamburg und Lübeck - Knuth, Paul, 1854 -1899 (O. Lenz, 1888)

Science - American Association for the Advancement of Science. ([s.n.], 1880)

Science - American Association for the Advancement of Science. ([s.n.], 1904)

Science - American Association for the Advancement of Science. ([s.n.], 1910)

Science - American Association for the Advancement of Science. ([s.n.], 1918)

Science progress (John Murray, 1917)

Scientific feeding of the domestic animals - Fischer, Paul, 1906 - (A. Eger, 1923)