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时间:2020-04-17
《不同寄主植物对烟夜蛾生长发育和繁殖的影响.pdf》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、贵州农业科学2014,42(5):121~124GuizhouAgriculturalSciences[文章编号]i001~3601(2014)05—0275—0121—04不同寄主植物对烟夜蛾生长发育和繁殖的影响高玉红,邓黎黎,闰生辉,赵卫星。(1.郑州职业技术学院,河南郑州450121;2.河南省生物工程研究中心,河南郑州450000;3.河南省农业科学院园艺研究所,河南郑州450002)[摘要]为探明不同寄主植物对烟夜蛾生长发育和繁殖的差异,在室内人工饲养条件下,进行2个烤烟品种(豫烟三号、黄化烟)和3个辣椒品种(豫椒928、中椒6号
2、和线椒266)饲养烟夜蛾幼虫试验,比较了烟夜蛾蛹的发育历期、蛹重、存活率以及成虫繁殖能力。结果表明,不同寄主之间世代历期差异不显著;雌、雄蛹重以取食豫烟三号的较高,分别为365.5mg和337.8mg;取食豫烟三号的雌虫存活率(91.32)、化蛹率(88.68)显著高于其他寄主;雌蛹羽化率以取食中椒6号与豫椒928的较高;产卵量以中椒6号饲养的较高,为390.86粒/雌。卵孵化率同寄主不同品种间无显著性差异,烟叶饲养的卵孵化率高于辣椒的。结论:烟夜蛾以5种植物为食均能完成世代循环,豫烟三号是其较为适宜的寄主,线椒266是其较为不适宜的寄主。
3、[关键词]烟夜蛾;饲养;烤烟;辣椒;生长发育;繁殖[中图分类号]$435.72[文献标识码]AEffectsofDifferentHostPlantsonGrowth,DevelopmentandReproductionofHelicoverpaassultaGAOYuhong,DENGLili,YANShenghui,ZHAOWeixing(1.ZhengzhouCollegeofVocationalTechnology,Zhengzhou,Henan450121;2.HenanBioengineeringCenter,Zhengzhou
4、,Henan450000;3.InstituteofHorticulture,HenanAcademyofAgriculturalSciences,Zhengzhou,Henan450002,China)Abstract:Thedevelopmentduration,weightandsurvivalrateofH.assultapupae,andreproductivecapacityofH.assultaadultsfedondifferenthostplants(twotobaccovarietiesandthreepeppervar
5、ieties)undertheindoorartificialfeedingconditionwerecomparedtostudyeffectsofdifferenthostplantsongrowth,developmentandreproductionofH.assulta.Therewasnosignificantdifferenceingenerationdurationbetweendifferenthostplants.TheweightofmaleandfemaleH.assultapupaefedbyYuyan3IS337
6、.8mgand365.5mgseparately.91.32surviva1rateand88.68pupationrateofH.assultafemaleadultsfedonYuyan3bothweresignificantlyhigherthanotherhostplants.TheemergencerateoffemaleH.assultapupaefedonZhongjiao6andYujiao928washigherandtheegglayingamountofH.assultaadultsfedonZhongjiao6was
7、upto390.86.TherewasnoobviousdifferenceinegghatchingratebetweendifferentvarietiesofthesamehostspeciesandtheegghatchingrateofH.assultafedontobaccowashigherthanpepper.H.assultafedonfivehostplantscouldallcompletegenerationcirculation.Inconclusion,Yuyan3(tobaccovariety)wastheop
8、timumhostspeciesforH.assulta.Keywords:Helicoverpaassulta;feeding;tobacco;pepper;growthand
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