Recombinant DNA research : documents relating to "NIH guidelines for research involving recombinant DNA molecules" - National Institutes of Health (U.S.). Office of the Director. (U.S. Dept. of Health, Education, and Welfare, Public Health Service, National Institutes of Health, 1976)

Recombinant DNA technical bulletin - National Institute of Allergy; Infectious Diseases (U.S.). Office of Recombinant DNA Activities. (U.S. Dept. of Health, Education, and Welfare, Public Health Service, National Institutes of Health, 1977)

Recueil des travaux botaniques néerlandais - Koninklijke Nederlandse Botanische Vereniging. (Société botanique néerlandaise, 1904)

The regulation of size as illustrated in unicellular organisms - Adolph, Edward F. (Edward Frederick), 1895 -1986 (C.C. Thomas, 1931)

Die Reizbewegungen der Pflanzen - Pringsheim, Ernst G. (Ernst Georg), 1881 - (J. Springer, 1912)

Rendiconti - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (1905)

Rendiconti - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (1911)

Rendiconti - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (1915)

Report - Chicago Natural History Museum. (1910)

Report - Lawes Agricultural Trust Committee (Lawes Agricultural Trust [etc.], 1921)

Report of the botanist - Connecticut Agricultural Experiment Station. (Connecticut Agricultural Experiment Station, 1903)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1907)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1910)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1911)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1912)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1919)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1935)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1906)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1911)

Report on economic biology - Collinge, Walter E. (Walter Edward), 1867 -1947 (The Midland Educational Co, 1911)

Report on economic mycology - Wye College. (Headly Brothers, 1914)

Report on investigation of 1990 Gulf of Mexico bottlenose dolphin strandings - United States. National Marine Fisheries Service. (National Marine Fisheries Service, Southeast Fisheries Science Center, 1992)

Report to the Montana Livestock Sanitary Board - Montana Livestock Sanitary Board. (s.n.], 1962)

Report to the Montana Livestock Sanitary Board - Montana Livestock Sanitary Board. (s.n.], 1963)

Report to the Montana Livestock Sanitary Board - Montana Livestock Sanitary Board. (s.n.], 1964)

Research accomplishments - United States. Forest Service. (1969)

Research animals in medicine - Harmison, Lowell T. (U.S. Department of Health, Education, and Welfare, Public Health Service, National Institutes of Health, 1973)

Research in progress - Howard Hughes Medical Institute. (The Institute, 1986)

Results of the third joint US-USSR Bering & Chukchi Seas expedition (BERPAC) : Summer 1988 - U.S. Fish; Wildlife Service (U.S. Fish and Wildlife Service, 1992)

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

Review of applied mycology - Commonwealth Mycological Institute, Kew, Eng. (Commonwealth Mycological Institute, 1922)

Review of applied mycology - Commonwealth Mycological Institute, Kew, Eng. (Commonwealth Mycological Institute, 1923)

Review of Bacillus thuringiensis var. kurstaki (Btk) for use in forest pest management programs of Ontario - with special emphasis on the aquatic environment - Ontario. Aquatic Criteria Development Committee. (Dept. of Environmental Biology, University of Guelph, 1989)

A review of investigations in soil bacteriology - United States. Office of Experiment Stations. (U.S. G.P.O, 1907)

Revisio generum plantarum:vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum ... - Kuntze, Otto, 1843 -1907 (A. Felix [etc.], 1898)

Revista de la Academia Canaria de Ciencias - Academia Canaria de Ciencias. (Academia Canaria de Ciencias, 1993)

Revue algologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1955)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1951)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1948)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1966)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1973)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1974)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1976)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1947)

Revue générale de botanique (Libraire générale de l'enseignement, 1912)

Revue générale de botanique (Libraire générale de l'enseignement, 1919)

Revue générale des sciences pures et appliquées ([s.n.], 1909)

Revue générale des sciences pures et appliquées ([s.n.], 1910)

Revue générale des sciences pures et appliquées ([s.n.], 1919)

Revue horticole (Librairie agricole de la maison rustique, 1909)

Revue horticole (Librairie agricole de la maison rustique, 1915)

Revue mycologique (Bureaux de la rédaction, 1901)

Revue mycologique (Bureaux de la rédaction, 1903)

Revue mycologique (Bureaux de la rédaction, 1906)

The rhizosphore and plant growth : information, program, and abstract : May 8-11, 1989 Beltsville Agricultural Research Center, Agricultural Research Service, U.S. Department of Agriculture, Beltsville, Maryland - Beltsville Agricultural Research Center. (s.n.], 1989)

Rivista di biologia (Università di Perugia, etc, 1921)

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, 1908)

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, 1911)

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)

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

The role of wetland soils in nitrogen and phosphorus removal from agricultural drainage water - Duangporn Sompongse, 1954 - (1982)

Root development of vegetable crops - Weaver, John E. (John Ernest),‏ ‎ 1884 -1966 (McGraw-Hill book company, inc, 1927)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1952)