Revue mycologique (Bureaux de la rédaction, 1902)

Revue mycologique (Bureaux de la rédaction, 1903)

Revue mycologique (Bureaux de la rédaction, 1906)

Revue zoologique africaine (Hayez, 1923)

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

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1976)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1892)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1905)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1909)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1912)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1913)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1917)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1920)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1923)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1890)

Robson quality seeds 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robson Seed Farms, 1948)

Robson quality seeds 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robson Seed Farms, 1949)

Robson quality seeds 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robson Seed Farms, 1950)

Robson quality seeds 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robson Seed Farms, 1951)

Robson quality seeds 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robson Seed Farms, 1952)

Robson quality seeds 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robson Quality Seeds, Inc, 1958)

Robson quality seeds 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robson Quality Seeds, Inc, 1959)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1937)

Rohrer's seed annual, 1948 : farm and garden seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (P.L. Rohrer & Bro, 1948)

Rohrer's seed annual 1951 : farm and garden seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (P.L. Rohrer & Bro., Inc, 1951)

Rohrer's seed annual 1952 : farm and garden seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (P.L. Rohrer & Bro., Inc, 1952)

Rohrer's seed annual 1953 : farm and garden seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (P.L. Rohrer & Bro., Inc, 1953)

Rohrer's seed annual 1954 : farm and garden seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (P.L. Rohrer & Bro., Inc, 1954)

Rohrer's seed annual : farm and garden seeds for 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (P.L. Rohrer & Bro., Inc, 1958)

Rohrer's seed annual for 1949 : farm and garden seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (P.L. Rohrer & Bro, 1949)

Rohrer's seed annual for 1950 : farm and garden seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (P.L. Rohrer & Bro., Inc, 1950)

Rohrer's seed annual for 1955 : farm and garden seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (P.L. Rohrer & Bro., Inc, 1955)

Rohrer's seed annual for 1959 : farm and garden seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (P.L. Rohrer & Bro., Inc, 1959)

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)

Rozpravy české akademie císaře Františka Josefa pro vědy, slovesnost a umění Třída II Mathematicko-přírodnicka - Česka akademie Císaře Františka Josefa pro vědy slovenost a umění. Třida II: Mathematicko-přírodnická. (1910)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1947)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1948)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1949)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1956)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1958)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1961)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1850)

Rust research in Canada and related plant-disease investigations - Canada. Department of Agriculture. (Research Branch, Canada Dept. of Agriculture, 1961)

Salzer's fall sale, 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John A. Salzer Seed Co, 1947)

Scab disease of apples - Wallace, Errett, 1877 - (1913)

The Scale - Systematic Entomology Laboratory (U.S.) (Systematic Entomology Lab, 1983)

Schedae ad Kryptogamas exsiccatas - Naturhistorisches Museum (Austria) (A. Holder, 1894)

Schell's quality seeds, 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Walter S. Schell, Inc, 1949)

Schell's quality seeds, 1950 : our 40th anniversary - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Walter S. Schell, Inc, 1950)

Schell's quality seeds, 1951 : market gardeners catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Walter S. Schell, Inc, 1951)

Schell's quality seeds, 1952 : market gardeners catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Walter S. Schell, Inc, 1952)

Schell's quality seeds, 1953 : market gardeners catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Walter S. Schell, Inc, 1953)

Schell's quality seeds, 1954 : market gardeners catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Walter S. Schell, Inc, 1954)

Schell's quality seeds, 1955 : market gardeners catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Walter S. Schell, Inc, 1955)

Schell's quality seeds : market gardeners catalog 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Walter S. Schell, Inc, 1957)

Schilderung der deutschen Pflanzenfamilien; vom botanisch-descriptiven und physiologisch-chemischen Standpunkte - Hoffmann, Hermann, 1819 -1891 (Wirth, 1851)

Schilderung der deutschen pflanzenfamilien vom botanisch-descriptiven und physiologischchemischen standpunkte - Hoffmann, Hermann, 1819 -1891 (Georg Friedrich Hener's Verlag, 1846)

Science - American Association for the Advancement of Science. ([s.n.], 1901)

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

Science - American Association for the Advancement of Science. ([s.n.], 1911)

Science - American Association for the Advancement of Science. ([s.n.], 1913)

Science - American Association for the Advancement of Science. ([s.n.], 1914)

Science - American Association for the Advancement of Science. ([s.n.], 1915)

Science - American Association for the Advancement of Science. ([s.n.], 1917)

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

Science - American Association for the Advancement of Science. ([s.n.], 1920)

The Scientific proceedings of the Royal Dublin Society - Royal Dublin Society. (The Society, 1877)

Scientific survey of Porto Rico and the Virgin Islands - New York Academy of Sciences. (New York Academy of Sciences, 1919)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1873)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1879)

A second edition of Webber's "Appendix to the catalogue of the flora of Nebraska" - Bessey, Charles E. (Charles Edwin), 1845 -1915 ([University of Nebraska?, 1892)

Seed annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Woodruff & Sons, 1952)

Seed annual, 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Woodruff & Sons, 1956)

Seed annual, 1957 : market gardeners - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Woodruff & Sons, 1957)

Seed for Northeastern farmers... - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cooperative G.L.F. Exchange, Inc, 1948)

Seed : the key to your 1948 harvest - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (G.L.F. Service Agency, 1948)

Seedling blight and stack-burn of rice and the hot-water seed treatment - Tisdale, W. H. (Wendell Holmes), 1892 - (U.S. Dept. of Agriculture, 1922)

Select carnations, picotees, & pinks: the history & cultivation of all sections - Fraser, John. (Maclaren, 1907)

Selecta fungorum carpologia :ea documenta et icones potissimum exhibens ... - Geney-Gros. (Imperatoris Jussu, In Imperiali Typographeo Excudebatur, 1861)

Selecta fungorum carpologia :ea documenta et icones potissimum exhibens ... - Geney-Gros. (Imperatoris Jussu, In Imperiali Typographeo Excudebatur, 1863)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1932)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1934)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1935)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1936)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1937)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1938)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1939)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1942)

sheng tai hua xue qian yan - kong chui hua lou yong gen (gao deng jiao yu chu ban she, 2010)

sheng tai sheng wu hua xue dao lun - Zhang, Yulin & Wang Zhengui (nong ye chu ban she, 1989)

Shokubutsu-mei-i - Matsumura, Jinzo, 1856 -1928 (Maruzen Company, Ltd, 1916)

The silva of North America :a description of the trees which grow naturally in North America exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Houghton, Mifflin and company, 1896)

The silva of North America :a description of the trees which grow naturally in North America exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Houghton, Mifflin and company, 1902)