Browsing Extension Service -- Miscellaneous / Educational Materials by Author "Parke, Jennifer Lee"

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Phytophthora ramorum : a guide for Oregon nurseries

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 ...