植物溃疡植物一个部分，尤指一株木本植物的主干、枝干或小枝上局部的患病或坏死区域，通常由真菌或细菌造成。
A localized diseased or necrotic area on a plant part, especially on a trunk, branch, or twig of a woody plant, usually caused by fungi or bacteria.
树木溃疡病是一类危害严重的枝干病害，病原种类多，寄主范围广，症状复杂。
Tree canker is a kind of most serious tree trunk disease which have a various of pathogens, a wide distribution of host and complex symptoms.
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