20%氨基酸·1.2%氯虫苯甲酰胺药肥对玉米生长及草地贪夜蛾防控效应

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关键词玉米；草地贪夜蛾;药肥一体化;氯虫苯甲酰胺;生长发育

中图分类号S435.132文献标识码A

文章编号 0517-6611（2026）02-0121-05

doi：10.3969/j.issn.0517-6611.2026.02.020

Abstract[Oobjective]To investigate the effects of 20% amino acid ⋅1.2% chlorothalonil fertiliser on the growth and development of maize andteffectivenssofspodopteafgipedacontrol.Metd]eectsoftemoacidbasdertiliserprouctoegowthofmaize andtheintegratedcotroltonthSpodopterafriperderesystematicallvauatedtouhpotinexperimentsusingditsur ment，rootscaningandsmpngethods.ResultTheainocidfertlisersigficantlyimprovedthegronomicritsofaeopared withthsigleommoitpestidndectielylvatedlieioohlldontetofaieusdyigl cationwhichdtofaofselidatlaioofrtliu its maximum lethal rate to spodoptera frugiperda after 7d，which was 35.14% higher than that of the commercial drug，and the mortality rate was still 42% on the 14th day.[Conclusion] The 20% amino acid·1.2% chlorpyrifos fertilizer product can effectively promote the growth of maizeandcontlegrassothisprovidesteoreticalbsisandpracticalguidaceforthevelontofncientadeitaly friendly fertiliser product.

Key WordsMaize;Spodoptera frugiperda;Integrated pesticide-fertizer; Chlorantraniliprole;Growth anddevelopment

草地贪夜蛾［Spodoptera frugiperda（J.E.Smith）]是一种具有极强危害性的农业害虫，隶属于鳞翅目夜蛾科灰翅夜蛾属（Spodoptera）[1]，原产于美洲热带和亚热带地区，凭借寄主范围广、繁殖能力强和迁飞扩散快等生物学特性，已成为全球性的重大农业害虫[2-3]。（剩余8954字）