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本刊讯(特约通讯员卢胜进)柑桔木虱是柑桔黄龙病唯一的传播虫媒,在一年可发生6~11代,并且世代重叠明显,成虫寿命长,24~29℃时活动较盛;夏秋季修剪时,病树上成虫飞走率约31.8%~44.8%、一次性迁飞约0.5 km;每雌成虫产卵500~600粒,最高达1 437粒,人工防控柑桔木虱及柑桔黄龙病的困难相当大。为
Benjxun (Special correspondent Lu Shengjin) citrus psylla citrus Huanglongbing the only transmission insects, 6 to 11 generations can occur in a year, and the generation of overlapping obvious, long adult life, activity at 24 ~ 29 ℃ Sheng ; In summer and autumn, when the pruning, the diseased trees in the diseased trees flew about 31.8% ~ 44.8%, and migrated about 0.5 km at one time. The spawns of 500 ~ 600 eggs per female, up to 1 437, Louse and citrus Huanglongbing considerable difficulties. for