01318cam a2200373 i 4500007407402MiAaHDL20111213000000.0m d cr bn ---auaua790220s1977 utua b f000 0 eng dpbk.sdr-umn001667009sdr-uiuc495918(OCoLC)4679907(GPO)79009453(MnU)notisAJS1055GPOGPOMnUn------MNPF83-BA 13.79:INT-225A 13.79:INT-225Hoff, R. J.(Raymond J.)Differential susceptibility of 19 white pine species to woolly aphid (Pineus coloradensis) /R. J. Hoff and G. I. McDonald.Ogden Utah :Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station,1977.844016 p. :ill. ;27 cm.USDA Forest Service research note INT ; 225Issued Aug. 1977.Bibliography: p. 6.Mode of access: Internet.White pineDiseases and pestsNorth America.AphidsNorth AmericaHost plants.McDonald, G. I.(Geral I.)United States.Forest ServiceIntermountain Forest and Range Experiment Station (Ogden, Utah)00740740220100105095119.020111213000000.020120815122756.02025-10-05T18:54:42Z2025-10-05T17:50:03ZSDR-UMNUNKNOWNloader.pl-001-001BKsdr-umn001667009umnSDRUMNumn.31951d030092208UMN001667009UMNUMN20251005googleumn.31951d0300922081977pdbibUS fed docUIUUIUC20250101googleuiug.301121040579291977pdbibUS fed doc