严重威胁杨树产业的新病害——欧美杨细菌性溃疡病有了克星。北京林业大学科技部门近日发布消息说,该校专家经过4年研究,在病原、病害发生发展规律、病原物检测和防治技术方面取得了原创性成果。欧美杨细菌性溃疡病是2005年以来在豫、鲁等地出现的杨树新病害,对杨树产业健康发展造成严重威胁。北林大承担了林业公益性行 A serious threat to the poplar industry, a new disease - Europe and the United States Yang bacteria ulcer disease with nemesis. Beijing Forestry University Science and Technology Department recently released news that the school experts after 4 years of research, in the pathogen, disease occurrence and development of the law, pathogen detection and control technology has made original achievements. Poplar bacterial ulcer disease in Europe and the United States since 2005, Henan, Lu and other emerging poplar new diseases, the healthy development of poplar industry poses a serious threat. Beilin undertake forestry public welfare line