该蝇系多食性害虫,对寄主作物有明显的选择性,对烟草有较强的适应性。
The pest is polyphagous, has obvious selectivity for hosts and good adaptability to tobacco.
植原体是引起众多植物病害的一类重要的无细胞壁的原核致病菌,其寄主种类多、危害面积广,对经济、环境等影响严重。
Phytoplasmas are cell wall-less prokaryotic pathogens causing many plant diseases with various host plants, widely geographical distribution and adverse impacts on economics and environments.
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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