RT Journal Article SR Electronic T1 The Long Battle Against Dutch Elm Disease JF Arboriculture & Urban Forestry (AUF) JO JOA FD International Society of Arboriculture SP 107 OP 112 DO 10.48044/jauf.1975.024 VO 1 IS 6 A1 Charles L. Wilson YR 1975 UL http://auf.isa-arbor.com/content/1/6/107.abstract