度尾文旦柚灰象甲的发生及防治

Occurrence and Control of Sympiezomias citri in ’Duweiwendan’ Pomelo

柑橘灰象甲(Sympiezomia citre Chao)是一种重要的杂食性害虫,可为害多种经济作物,原来只是个别柑橘产区偶发性的次要害虫,近几年在文旦柚果园发生为害呈逐年加重趋势,已成为文旦柚春季的主要害虫,严重影响文旦柚的产量和品质。本文参考前人已有的研究结果,对其发生为害特点和生活习性进行简要描述,并提出相应的防治措施。

Sympiezomias citri(Coleopter a:Curculionidae)is one of the most important omnivorous pests causing great damage on various economic crops.It was ever an occasional secondary pest in some citrus producing areas.But in recent years,the harm and occurrence of S.citri in Wendan pomelo orchard has increased year by year,and even it has become the main pest of Wendan pomelo in spring.It seriously affected the yield and quality of Wendan pomelo.Referring to previous research results,the hazard characteristics and living habits of S.citri in Wendan pomelow were briefly described,and the corresponding prevention and control measures were put forward.