柑桔大实蝇在泸溪椪柑上的发生特点与防治对策

Control Measures and Occurrence Characteristics of Chinese Citrus Fly in Luxi Ponkan(Citrus reticulata Blanco)

柑桔大实蝇是国际国内植物检疫性有害生物。主要为害酸橙、甜橙、柚子、红桔等,近十几年扩散到椪柑上为害,且发生面积逐年增大,为害程度逐年加重。分析其传入时间、途径与演变过程,系统介绍了柑桔大实蝇在椪柑上的发生规律、习性和为害特点。在防治对策上提出采摘捡拾虫果,减少虫源基数;结合冬季培管,适时翻耕桔园;果瑞特、球形诱捕器诱杀成虫等绿色防控技术。

Chinese citrus fly(Bactrocera minax)is an international and domestic plant quarantine pest that mainly attack sour orange,sweet orange,grapefruit and red orange.In recent ten years,the hazard has spread to Ponkan(Citrus reticulata Blanco),and the occurrence area and hazard degree are increasing year by year.The occurrence regularity,habits and harmful characteristics of Chinese citrus fly were systematically introduced by analyzing its transmission time,pathway and evolution process.In terms of control strategies,green control practices such as picking up and collecting infested fruits,reducing the base of pest sources,cultivating and turning over soil of orange orchards in winter,trapping and killing adults with Gorett and spherical traps were put forward.