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Phytophthora blight of poinsettia（Euphorbia pulcherrima Willd. ex Klotzsch.）caused by Phytophthora nicotianae van Breda de Haan（1896）.
Phytophthora nicotianae Euphorbia pulcherrima Phytophthora Blight Poinsettia
2009/3/16
An outbreak of a new fungal disease of poinsettia (Euphorbia pulcherrima Willd. ex Klotzsch) was recorded in Hyogo Prefecture (2003) in Japan and caused dark, gray necrosis on stem and wilt. The pat...