3种生防菌对大草蛉生长发育的影响

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关键词大草蛉；白僵菌；球孢白僵菌；苏云金芽孢杆菌；死亡率；生长发育

中图分类号S476文献标识码A

文章编号 0517-6611（2025）21-0153-04

doi：10.3969/j.issn.0517-6611.2025.21.029

AbstractEntomopatogenicmcrorgasmandpredatorynaturaleemiesaretwoimportantbologicalontrolmethodsinagiculurendfor estrypestcontrol.Howertomothogniccroransmsitaiderisetialspetavegatiectsoatuali wellaskilligstseeptaldataeddoftrobdplatioofisompaiblIdye effectsfthreebiocontrolmicroransmontegrothddevelopentofChrysoapllesredeterindbydippingethdTesults showed that，Beauveria bassiana had the greatest effect on C . pallens at the recommended dose in the field，but the mortality rate wasonly （202 20.00% .Three biocontrolbacteriahadlitleefectongrowth，evelopment，losionofthfistinstarlarvae.Thefististarlaaefedon B basiana suspensions had alonger larval period ofO.44 dthan those fed on untreated aphids，and the mortalityrate （21.11% ）was slightly higher than that of the control group. In conclusion，Bacillus thuringiensis had the least effect on C . pallens among the three biocontrol bacteria， and it could be used in combination with C . pallens.However，B.bassana group had certain significances in larval development and mortality withlitleffect，teyouldbeusedwitcautioniombinaionwiC.pallns.TheuseofB.assanashouldbeautios，stheydome diferences inlarval developmentand mortalityratecompared with thecontrol group，although the impact was minor.

KeywordsChrysopapalens;Beauveriabasiana;B.basiana;Bacilus thuringiensis;Mortalityate;Growthanddevelopment

蚜虫是农业上常见的害虫，会在多种作物上刺吸组织汁液并传播多种病毒，使植株生长衰弱甚至死亡。（剩余8970字）