苹果蠹蛾成虫在武威市梨树树体高度的分布研究

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关键词：苹果蠹蛾；成虫；梨树；性诱捕器；树体高度；武威市

中图分类号：S436.612 文献标志码：A 文章编号：2097-2172（2025）06-0584-05

doi：10.3969/j.issn.2097-2172.2025.06.016

Study on the Distribution of Adult Cydia pomonella at Different TreeHeightsin PearOrchardsofWuwei

LI Ping， JINGLiangliang， SU Junping，YANG Xianyue （Wuwei Agricultural TechnologyExtension Centre，WuweiGansu 733oOo，China）

Abstract：TheCydia pomonell was introduced to Wuwei in2Oo7，and itsoccurrnce area expanded year byyear，osinga seriousthreattothesafetyofpearandapleproductioninWuweiThisstudyinvestigatedandstudiedthedistributioncharacteristics ofadult C .pomonellatdiffrentheightsofpeartreecanopies in Wuwei，inorder toprovidescientificbasisforitsmonitoringand controlintheHexiCoridor.TheexperimentwasconductedinapearorchardinLiangzhouDistrict，WuweiCity，GansuProvince. FromApril toSeptember2O23，sexualperomonetrapswerehungatheightsof1.0，1.5，2.0，2.5，and3.0metersabovethegound onpeartrestomonitoradultinsects.Regularvisualsurveyswereconductedtocomparethediferencesinthenumberofadult mothscaptured，andtheregresionrelationshipbetwenthedistributionofinsectnumbersandtreeheightwasanalyzedResults showedtatmid-Maywasthepeakoccurrnceperiodforoverwinteringgeneration，thenumberofadultsincreasedwithtreeheight， and trap placement at heights above 2.0m was optimal.

Key Words： Cydia pomonella; Adult insect; Pear tree; Sexual pheromone trap; Tree height; Wuwei City

苹果蠹蛾（Cydiapomonella）属于鳞翅目卷蛾科昆虫，是世界林果业生产中重要的蛀果害虫类型之一，也是全国农业植物检疫性有害生物和外来入侵生物物种之一，对水果种植业造成巨大的经济损失［1-2]。（剩余6347字）