杨树溃疡病又名水泡型溃疡病，遍及河南全省。受害树种有三倍体毛白杨、加杨、柳树、核桃树等，对大苗和幼树为害严重，造成大片幼林枯死。
对水泡型杨树溃疡病进行了碳酸氢钠和福美胂的室内抗菌活性测定和室外防治试验。
In vitro antifungal activities of sodium bicarbonate and asomate against poplar blister canker pathogen Dothiorella gregaria Saccardo were screened.
杨树溃疡病主要由真菌侵染所致，该真菌是一类世界性分布的真菌，寄主范围十分广泛，可危害多种林木和果树的树干及果实，引起枯枝、溃疡、流胶和果腐等。
Poplar canker is mostly caused by fungi. These kind of fungi distributes world wide, parasites wide-ranging hosts, and harms the branches and fruits of many kinds of forest and fruit trees.
感染冰核细菌溃疡病的杨树树皮的果胶质含量比健株略高。病株树皮游离脯氨酸含量在总体水平上要低于健株。
The ice nucleation activation bacterial canker disease decreased the content of mobile proline in poplar barks, while caused the content of bark pectin to increase a bit.
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