BPH
Circular, School of Forestry, Oregon State College. Corvallis, OR. No. 1, 1949. Circ. School Forest. Oregon State Coll. HI 64248
Circular, Section of Seed and Plant Introduction, United States Department of Agriculture. Washington, DC. Nos. ?+, 19?? Circ. Sect. Seed Pl. Introd. U.S.D.A. HI 74099
Circular, South Carolina Agricultural Experiment Station. Columbia, SC. No. 1-650+, 1910-92+ [some numbers published in revised editions]. Circ. South Carolina Agric. Exp. Sta. HI 53431
Circular, South Dakota Agricultural Experiment Station. Brookings, SD. No. 1-227?, 1931-79? [no. 155 not published]. Circ. South Dakota Agric. Exp. Sta. HI 59496
Circulaire de la Station Botanique. Brignoles. No. 1+, 1929+. Circ. Stat. Bot. ULS 1-771-3. HI 53415
Circular, State Board of Agriculture, Illinois. Springfield, IL. Nos. 1-257, 18??-1917. Circ. State Board Agric. Illinois. Superseded by: Circular, Department of Agriculture, Illinois. Springfield, IL. HI 80702
Circular, State Forestry Department, Kentucky. Frankfort, KY. No. 1+, 1926+. Circ. State Forest. Dept. Kentucky. HI 80703
Circular technica, Centro Nacional de Pesquisa de Gado de Corte. Campo Grande. No. 1+, 1980+. Circ. Techn. Centro Nac. Pesquisa Gado de Corte. HI 64251
Circular técnica, Centro de Pesquisa Agropecuária do Trópica Semi-Arido. Petrolina. No. 1+, 1980+. Circ. Técn. Centro Pesquisa Agropecu. Tróp. Semi-Arido. HI 64249
Circular técnica, Centro de Pesquisa Agropecuária do Trópica Úmido. Belem. No. 1+, 1980+. Circ. Técn. Centro Pesquisa Agropecu. Trop. Úmido. HI 64250
Circular técnica, Instituto de Pesquisas e Estudos Florestais. Piracicaba. No. ?-179-186+, 19??-91-98+. Circ. Técn. Inst. Pesquisas Estudos Florest. HI 80705
Circular técnica, Unidade Regional de Pesquisa Florestal Centro-Sul. Curitiba. No. ?-4+, ?-1981+. Circ. Técn. Unid. Regional Pesquisa Florest. Centro-Sul. HI 64252
Circular, Tennessee Agricultural Experiment Station. Knoxville, TN. Nos. 1-111, 1926-55. Circ. Tennessee Agric. Exp. Sta. HI 64215
Circular, Tennessee Bureau of State Forestry. Nashville, TN. Nos. 1-14, 1922-33. Circ. Tennessee Bur. State Forest. HI 80706
Circular, Texas Agricultural Experiment Station. Austin, College Station, TX. Nos. 1-137, 1913-55 [numbers 1-22 are styled new series]. Circ. Texas Agric. Exp. Sta. HI 82522
Circular, Texas Forest Service. College Station, TX. Nos. 1-113, 1953-1968; n.s., no. 200+, 1969+. Circ. Texas Forest Serv. Incorporated: Bulletin, Texas Forest Service. College Station, TX. HI 75240
Circular, United States Department of Agriculture. Washington, DC. Nos. 1-982, 1927-58. Circ. U.S.D.A. Preceded by: Department circular, United States Department of Agriculture. Washington, DC. HI 60219
Circular, Umatilla Branch, Oregon Agricultural Experiment Station. Corvallis, OR. No. 1+, 1918+. Circ. Umatilla Branch Oregon Agric. Exp. Sta. HI 82326
Circular, University of Georgia Cooperative Extension Service. Athens, GA. 1960+. Circ. Univ. Georgia Coop. Extens. Serv. Preceded by: Circular, Georgia State College of Agriculture Extension Division. Athens, GA. ULS reference. ISSN 0092-2595 HI 81818
Circular, University of Hawaii Agricultural Extension Service. Honolulu, HI. Nos. 352-499, 1956-81. Circ. Univ. Hawaii Agric. Extens. Serv. Preceded by: Agricultural extension circular, University of Hawaii Agricultural Extension Service. Honolulu, HI. Superseded by: Circular, University of Hawaii Agricultural Extension Service. Honolulu, HI. HI 81724
Circular, University of Illinois Cooperative Extension Service. Urbana, IL. No. 510+, 1940?+. Circ. Univ. Illinois Extens. Serv. Preceded by: Circular, University of Illinois Agricultural Experiment Station. Urbana, IL. ULS reference. ISSN 0360-9812 HI 82492
Circular, University of Kentucky Cooperative Extension Service. Lexington, KY. Nos. ?-631?, ?-1971. Circ. Univ. Kentucky Coop. Extens. Serv. Preceded by: Extension circular, Kentucky Agricultural Experiment Station. Lexington, KY. HI 82536
Circular, University of Maine, Cooperative Extension Service. Orono, ME. No. 1+, 1913+. Circ. Univ. Maine Coop. Extens. Serv. HI 82302
Circular, University of Maryland Extension Service. College Park, MD. No. 1+, 1925+. Circ. Univ. Maryland Extens. Serv. HI 82499
Circular, University of Minnesota Agricultural Extension Division. St. Paul, MN. Nos. 1-59, 1919-37 Circ. Univ. Minnesota Dept. Agric. Extens. Div. HI 82556
