01187cam a22003251a 4500 agr15001023 DLC 20260227110937.0 850611s1915 dcubf b f000 0 eng c agr15001023 (OCoLC)12144664 Library, U.S. Dept. of Agriculture DSI DSI DNAL DLC premarc S21 .A7 no. 247 SB608.P65 H4 1 Ag84B no.247 F831 K001 Hedgcock, George G. (George Grant), 1863-1946. A disease of pines caused by Cronartium pyriforme / by George G. Hedgcock and William H. Long. Washington, D.C. : U.S. Dept. of Agriculture, 1915. 20 p., 2 p. of plates : 1 map ; 23 cm. Bulletin / United States Department of Agriculture ; no. 247 Caption title. Bibliography: p. 20. Contribution from the Bureau of Plant Industry. "Professional paper." Pine Diseases and pests. Long, W. H. (William Henry), 1867-1947. Bulletin (United States. Department of Agriculture) ; no. 247. 8390 8390