01746nam 2200421 a 450 991069929460332120230902161722.0(CKB)5470000002400956(OCoLC)469744825(EXLCZ)99547000000240095620091125d1998 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierRecurrent outbreak of the Douglas-fir tussock moth in the Malheur National Forest[electronic resource] a case history /R.R. Mason ... [and others]Portland, Or. :U.S. Dept. of Agriculture, Pacific Northwest Research Station,[1998]1 online resource (14 pages) illustrations (some color), mapGeneral technical report ;PNW-GTR-402Title from PDF title screen (PNRS, viewed Aug. 24, 2009)."November 1998."Includes bibliographical references (pages 12-14).General technical report PNW ;402.Recurrent outbreak of the Douglas-fir tussock moth in the Malheur National Forest Douglas fir tussock mothOregonMalheur National ForestInsect populationsOregonMalheur National ForestMalheur National Forest (Or.)Environmental conditionsDouglas fir tussock mothInsect populationsMason Richard R112492Pacific Northwest Research Station (Portland, Or.)GPOGPOBOOK9910699294603321Recurrent outbreak of the Douglas-fir tussock moth in the Malheur National Forest3464635UNINA