Oregon State University. Extension Service; Parke, Jennifer Lee; Pscheidt, Jay William; Linderman, R. G. (Corvallis, Or. : Extension Service, Oregon State University, 2003-12)
A newly described funguslike organism named Phytophthora ramorum was
discovered in 1993 to cause leaf blight, stem canker, and tip dieback on nursery-grown rhododendrons and viburnums in Germany and the Netherlands. At ...
