01629oam 2200421Ia 450 991069951010332120230902161815.0(CKB)5470000002403829(OCoLC)703894675(EXLCZ)99547000000240382920110225d2010 ua 0engurcn|||||||||txtrdacontentcrdamediacrrdacarrierMethods for collecting ash (Fraxinus spp.) seeds[electronic resource] /Kathleen S. Knight, Robert P. Karrfalt, Mary E. MasonNewtown Square, Pa. :United States Department of Agriculture, Forest Service, Northern Research Station,[2010]1 online resource (14 pages) color illustrationsGeneral technical report NRS ;55Title from PDF title screen (viewed on Feb. 25, 2011).."January 2010"--p. [2] of PDF cover.Includes bibliographical references (pages 13-14).General technical report NRS ;55.Methods for collecting ash Ash (Plants)SeedsHarvestingMethodologyAsh (Plants)SeedsHarvestingMethodology.Knight Kathleen S(Kathleen Susan)1410356Karrfalt Robert P1391626Mason Mary E1410357United States.Forest Service.Northern Research Station.GPOGPOGPOBOOK9910699510103321Methods for collecting ash (Fraxinus spp.) seeds3498840UNINA