保定苹果主要害虫和捕食性天敌发生动态与害虫预测方法的分析

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1、万方数据pheromonelureofA．orana．ThenumberofCponesiswereveryfewinbaggedappleorchards，only15to26malemothscouldbecapturedduringthewholesurvey．theresultindicatedthatbaggingtechnologycanbewellcontrolledthepopulationofthispest．A．citricolahadtwopeakperiodseachyearwhichoccurredinlatespring

2、andearlysummerandautumn，respectively．ThedamageinthefirstpeakWaSthemoreseriousthanthatinthesecondpeak．TheresultsofinvestigationindicatedthatthespeciesandquantityofthedominantspidermiteschangedwiththechangeoftheyearintheQilipuappleorchard．TetranychusviennensisZacherwasthedominan

3、tspeciesin2010,---2011．butPanonychusulmi(Koch)becamethedominantspeciesfrom2012．Thecorrelationanalysisshowedthatthenumberofactivitiesmiteshadasignificantpositivecorrelationwithmiteleafrate2·‘IIIleoccurenceregularitiesofmajorpredators111ethreekindsofpredatorshadamigrationpeakfro

4、mwheatfieldtoappleorchardinwheatmaturity．Inearlyspring，Theminutepiratebugswerethedominantspeciesinappleorchard．However,ladybirdbeetlesandlacewingswerethedominantspeciesinJuneandcouldcontrolledquicklypopulationofA．citricola．Mostpredatorsmovedawayfromtheappleorchardwhenthenumber

5、ofaphidsdeclined．3．TheforecastingofmajorapplepestsThroughdynamicmonitorofapplepestsforseveralyears，combinedwiththephenologicalperiodofappletreesandotherplantandtemperaturedata，thephenologyand之8"Ctemperatureaccumulationcorrespondingkeytimeofpestcontrolweresummarized．1heIPMproje

6、ctsofmainapplepestsforappleorchardsalsoweresummarized．Keywords：apple；pest；predator；occurrencedynamic；accumulation；phenology万方数据目录1引言⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯11．1苹果园主要害虫种类及发生现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯一11．2保定地区苹果主要害虫种类⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．21．2．1梨小食心虫⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

7、21．2．2金纹细蛾⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯21．2．3苹小卷叶蛾⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯31．2．4绣线菊蚜⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯31．2．5苹果叶螨⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯31．3苹果园主要捕食性天敌种类⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．41．4苹果害虫预测预报研究⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．51．4．1发育进度预测法⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯51．4．2物候预测法⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

8、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯51-4．3期距预测法⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯51．4．4有效积温