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吡唑醚菌酯與生物農(nóng)藥混配對小麥條銹病防控及增產(chǎn)效果評價

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關(guān)鍵詞:小麥條銹?。贿吝蛎丫?;生物農(nóng)藥;混配;防治效果;產(chǎn)量

中圖分類號:S435.121.42 文獻(xiàn)標(biāo)志碼:A 文章編號:2097-2172(2025)08-0762-06

doi:10.3969/j.issn.2097-2172.2025.08.013

Evaluation of the Synergistic Effect of Pyraclostrobin Combined with Biopesticides on Controlling Wheat Stripe Rust and Enhancing Crop Yield

LI Peiling 1,2,HUANG Jin2, SUN Zhenyu2, JIN Shelin2, CAO Shiqin2,ZHANG Bo2 (1.Yuzhong Alpine AgriculturalExperimental Station,GansuAcademyof Agricultural Sciences,Lanzhou Gansu73ooo,Cina; 2.Instituteof PlantProtection,Gansu Academy of Agricultural Sciences,Lanzhou Gansu 73Oo7o,China)

Abstract:Toclarifythesynergisticefectsofbiopesticidesandpyraclostrobinoncontrollng wheat striperust (Puccinia striformisf.sp.triciandenancingcropyield,acombinationof greenouseptexperimentsandfieldeficacyexpeimentswere conductedtodeterminetheontrolectsofpraclostrobinombinedwithtwoiopestiides,wuyenciandaminoligosacideon wheastriperustandtheirimpactsonwheatyields.Thefindings indicatedthathecombineduseofpyaclostrobinwitheitherofthetwo biopesticidesresultedinsgnificantsynergisticectssupassingtheeicacyofpaclostrobinapledalone.Tetreatmentsotoly effectivelycontroledwheatstriperustbutalsomarkedlyenhancedwheatyieldandimportantagronomicfactors,includingousand kernel weightandyield.Themostnotablecontrolandyield-increasingefectswereobservedwhenpyraclostrobinandaminooligosaccharide were mixed at a 5:5 mass ratio.This mixture achieved a control ffect of 96.15% in greenhouse pot experiments. In the field efficacy experiment, the control effects were 86.03% and 85.23% at 7 and 14 days after applications, respectively. Additionally, the yield of wheat was significantly improved,with a yield increase of up to 79.22% . The study suggests that applying a mixture of aminooligosaccaridandpaclostrobincanasticallutdowntheequidamountofaclostrobinanceteontrolofatstripe rust,and markedly boost wheat yield.

KeyWords:Wheat stripe rust; Pyraclostrobin; Biological pesticide; Mixture; Control effect; Yield

小麥(TriticumaestivumL.)是全球重要的糧食作物,為全球 35%~40% 人口提供主食[1]。(剩余7899字)

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