摘要
多毛小蠹是新疆果树重要害虫，危害杏树甚为严重。在库尔勒一年发生２～３代，主要以幼虫和少数成虫、卵在树皮内越冬，世代重叠。在自然变温下，卵历期４～１１天，幼虫２０～３１天；蛹期６～９天；成虫１０～３５天。完成一世代需４０～８６天，主要以幼虫在寄主树表面活动。采用农业和药剂防治相结合效果显著。
Scolytus seulensis Murayama is a key pest of apricot tree in Xinjiang Urgur Autonomous
Re-gion.It developes 2-3 overlapping generations a year in Kuerle District.The larvae or
sometimes,theadults or eggs overwinter under the barks.Under natural conditions,the egg
stage lasts 3-9 days;larva,20-31 days;pupa,6-9 days;and adult,10-35 days.40-86 days are
necessary for completing a gener-ation.It makes injury mainly by the larvae under the
bark.Control with agricultural methods combinedwith applying insecticides were to be effective.
出处
《植物保护》
CAS
CSCD
北大核心
1995年第1期8-10,共3页
Plant Protection
