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今年浙江杨梅产区均发生不同程度的油茶黑胶粉虱。该虫原为害普通油茶,并诱发油茶煤污病,虫口密度大时往往全株发黑,造成油茶落
This year, Zhejiang Bayberry production areas have varying degrees of black tea whiteflies. The insect original damage to normal tea, and tea oil-induced coal pollution, insect population density is often black when the whole plant, resulting in Camellia