南美斑潜蝇在牡丹江地区的发生危害与防治

Harm and Prevention of Liriomyza huidobrensis in Mudanjiang Area

南美斑潜蝇属省级植物检疫对象,在牡丹江地区,南美斑潜蝇在暖季主要以幼虫通过寄主叶片传播,并以冬暖式蔬菜温室和大棚越冬,在次年3月和7月形成2个发生危害高峰。危害对象主要是黄瓜和菜豆,一般造成30%～50%的减产率,严重的甚至绝收。利用其成虫趋黄性进行田间诱杀及配合1.8%虫螨克、75%潜克、5%抑太保等喷雾防治幼虫,防治总有效率可达到95%以上。

Liriomyza huidobrensis is a kind of provincial plant quarantine object.In Mudanjiang area,Liriomyza huidobrensis larvae spreading by leaves of host in warm season,and in vegetables greenhouse through the winter,there were two harm peaks in March and July in the next year.Harm object basically were the cucumbers and beans,it could generally cause yield decreasing by 30%～50%,serious and even no harvests.Using its charecteristics of adult trend yellow to traps in field and cooperating spraying with 1.8% Chongmanke,75% Qianke,5% Yitaibao to control the larvae,the total effective prevention and control could reach more than 95%.