01764oam 2200481 450 991070472870332120160930110432.0(CKB)5470000002444440(OCoLC)642360939(OCoLC)681324218(EXLCZ)99547000000244444020100618j199408 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierTracking changes in the susceptibility of forest land infested with gypsy moth /David A. Gansner [and four others]Radnor, PA :United States Department of Agriculture, Forest Service, Northeastern Forest Experiment Station,[1994]1 online resource (4 pages) illustrations, mapsResearch paper NE ;690Title from title screen (viewed Aug. 14, 2013)."August 1994."Includes bibliographical references (page 4).Lymantria disparEnvironmental aspectsPennsylvaniaDefoliationPennsylvaniaForest healthResearchPennsylvaniaForest managementPennsylvaniaInsect pestsPennsylvaniaLymantria disparEnvironmental aspectsDefoliationForest healthResearchForest managementInsect pestsGansner David A.1401623Northeastern Forest Experiment Station (Radnor, Pa.),OCLCEOCLCEOCLCQGPOBOOK9910704728703321Tracking changes in the susceptibility of forest land infested with gypsy moth3470516UNINA