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介壳虫是柑橘生产上的主要害虫,其发生范围广,危害重,受病虫危害后的柑橘果品,质量严重下降,经济效益大大降低。据不完全统计,全国因介壳虫等病虫危害,每
Scale insects are the main pests in the production of citrus. Their wide range of occurrence and serious harm are caused by pests and diseases. The quality of citrus fruits is greatly reduced and the economic benefits are greatly reduced. According to incomplete statistics, the country due to scale insects and other pest hazards, each