BPH
Circulars, Horticultural Branch, Department of Agriculture, British Columbia. Victoria, B.C. No. 1+, 1912+. Circ. Hort. Branch. Dept. Agric. British Columbia. HI 80699
Circular, Idaho Agricultural Experiment Station. Moscow, ID. No. 1, 1905; n.s., nos. 1-127, 1915-53. Circ. Idaho Agric. Exp. Sta. Continued in: Bulletin, College of Agriculture, University of Idaho. New series. Moscow, ID. HI 53416
Circular, Illinois Agricultural Experiment Station. Urbana, IL. Nos. 1-509, 1897-1940. Circ. Illinois Agric. Exp. Sta. Superseded by: Circular, University of Illinois Extension Service Cooperative Extension Service. Urbana, IL. HI 82491
Circular, Illinois Natural History Survey. Urbana, IL. [Nos. 1-24], 1918-32; [n.s.], no. 1+, 1934+. Circ. Illinois Nat. Hist. Surv. Nos. 1-24, 1918-32, comprise papers that were previously published as part of: Forestry circular, Illinois Natural History Survey. Urbana, IL; Botanical circular, Illinois Natural History Survey. Urbana, IL and Entomological series, ... [not entered]. HI 64234
Circular, Illinois State Geological Survey. Urbana, IL. No. 33+, 1938+. Circ. Illinois State Geol. Surv. Preceded by: Information circular, Illinois State Geological Survey. Urbana, IL. ISSN 0073-506X HI 85075
Circular, Indiana Agricultural Experiment Station. Lafayette, IN. Nos. 1-419, 1906-55. Circ. Indiana Agric. Exp. Sta. HI 82252
Circular of information, Missouri Agricultural Experiment Station. Jefferson City & Columbia, MO. Nos. 1-35, 1895-19?? Circ. Inform. Missouri Agric. Exp. Sta. Superseded by: Circular, Missouri Agricultural Experiment Station. Columbia, MO. HI 68012
Circular of information, Oregon Agricultural Experiment Station. Corvallis, OR. Vols. 1-703, 1924-89. Circ. Inform. Oregon Agric. Exp. Sta. HI 57753
Circular informativo, Sociedad Argentina de Botánica. Cordoba. No. 1+, 1983+. Circ. Inform. Soc. Argent. Bot. HI 64235
Circular of information, Wisconsin Agricultural Experiment Station. Madison, WI. Nos. 1-45, 1909-13. Circ. Inform. Wisconsin Agric. Exp. Sta. Superseded by: Circular, Wisconsin University of Agriculture Extension Service. Madison, WI. HI 60599
Circular, Institute of Agricultural Sciences, University of Alaska. Palmer, AK. No. 28+, 1972+. Circ. Inst. Agric. Sci. Univ. Alaska. Preceded by: Circular, Alaska Agricultural Experiment Station. College, Palmer, AK. HI 80022
Circular do Instituto Agronómico do Norte. Belém. Nos. 1-6, [1943]-[62]. Circ. Inst. Agron. N. Superseded by: Circular do Instituto de Pesquisas e Experimentaçao Agropecuárias do Norte. Belém. HI 64236
Circular, Instituto Agronómico de Nordeste. Recife, Pernambuco. 1954+. Circ. Inst. Agron. Nordeste. HI 64237
Circular do Instituto de Pesquisas e Experimentaçao Agropecuárias do Norte. Belém. No. 7-18?, [1963]-[73]? Circ. Inst. Pesq. Exp. Agropecu. N. Preceded by: Circular do Instituto Agronomico do Norte. Belém. HI 64238
Circular, International Organization of Palaeobotany. London. 1982+. Circ. Int. Organ. Paleobot. HI 64239
Circular, Iowa Agricultural Experiment Station Ames, IA. Nos. 1-148, 1912-33. Circ. Iowa Agric. Exp. Sta. HI 54908
Circular, Kansas Agricultural Experiment Station. Manhattan, KS. Nos. 1-411, 1909-77. Circ. Kansas Agric. Exp. Sta., Manhattan. HI 55609
Circular of the Kentucky Agricultural Experiment Station. Lexington, KY Nos. 1-71, 1885-1952. Circ. Kentucky Agric. Exp. Sta. Incorporated in: Circular, University of Kentucky Cooperative Extension Service. Lexington, KY. HI 82526
Circular letter, DANIDA Forest Seed Centre. Humblebaek. Nos. ?-14-34-?, 19??-81-89-?? Circ. Lett. DANIDA Forest Seed Centre. ??Superseded by: News from the DANIDA Forest Seed Centre. HI 84073
Circular, Louisiana Agricultural Experiment Station. Baton Rouge, LA. Nos. 1-107-?, 1930-80?; no. 42, revised ed., 1957. Circ. Louisiana Agric. Exp. Sta. HI 81736
Circular, Maine Forest Service. Augusta, ME. Nos. 1-11?, 1930-72. Circ. Maine Forest Serv. HI 79958
Circular, Malayan Orchid Society. Nos. 1-11, 1956-57. Circ. Malayan Orchid Soc. Superseded by: Monthly bulletin, Malayan Orchid Society. HI 64240
Circular of the Massachusetts Agricultural Experiment Station. Amherst, MA. Nos. 1-74, 1907-27. Circ. Mass. Agric. Exp. Sta. HI 56115
Circular, Massachusetts State Board of Agriculture. Boston, MA. Nos. 1-87, 1913-18. Circ. Massachusetts State Board Agric. HI 81779
Circular, Michigan Agricultural Experiment Station. East Lansing, MI. Nos. 1-43, 1908-20. Circ. Michigan Agric. Exp. Sta.. Superseded by: Circular bulletin, Michigan Agricultural Experiment Station. East Lansing, MI. HI 56574
