人工花草带对集约化玉米田内步甲多样性及其控害效能的影响

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中图分类号：S476 文献标志码：A 文章编号：1672-2043（2025）12-3041-12 doi：10.11654/jaes.2025-0185

Effects of artificial flowerand grasstrips oncarabid diversityand pest control in intensive maize fields

XIANG Ziyi，LIUYuxin， WANG Hui，YANG Dianlin，ZHANGHaifang ZHAO Jianning，ZHANGYanjun （1.CollgeofsousdontasticalUsitrbia;ootalr Institute，Ministry ofAgriculture and Rural Affairs，Tianjin 3Oo191， China）

Abstract：Toinvetigatethecologicalprocesesandefectivenessofartficialowerstripsineancingsurfacedwelieetle populations inhighlyintensifiedmaizecroppingsystems.Atypicalmaizeproductionregioninnorth Chinawasselectedforthestudy. Pitfalltrapsweresdtomonitretleommunitdivsityintifialoweandgasstridjacntaifels，ndjuction betweenthetwo.Inaddition，thepredationeficiencyandcrawlingabilityofnaturalenemiesweretested.Thestudycomparedthe diferencesinpredationeficiencyandcrawlingspeeofbetlesthathadnhabitedartificialfoweandgrasstripsdcontrolsripsThe effectsofartificialflowrdassstristabsetotleiversitygrationdedtiocienssinitese cropingsystemseressessd，alongwiththeimpactoftesecologicaleasuresonpestcontrolandaeyieldComparedwiththe controlstripsplantdwitheartialflowerdgasrssignifcanlycreadetlecessndabundanwithiasf 1.67timesand1.59tes，specielyTebetleabundanceattejunctionetweeteartifcalfowerandgrasstripdifeld wassignificantlyhigherthanthatinthemaizefield1Ometersfromtheartficialflowerandgrasstripandbetleabundancedcreased withincreasingdistancefromtheartifialflowerandgassstripexhbitinganoveflowfect.Comparedtothecontrolstriprtificial flower and grass strips significantly enhanced the predation efficiency of P ，occipitalis beetles，with a 39.92% increase on average. Ultimately，artificialflowerand grass stripssignificantlyreducedtotalpestpopulations inadjacent maizefeldsby 48.31% and increased maize yield per unit area by 13.32% . Overall，The establishment of artificial flower and grass strips at the edges of intensive maize fields canconservebetleioiversityehanceteprdationcapacityofertainetlespeies，ducepestocurencs，andimproveaize yield.Thisstudyhigigtstepotentialofartfiialfowerndgasstrisinprotectignatualeemiesforologcalptotrolin intensive cereal farming.

Keywords：non-crophabitatmanagement;iodiversity;naturalenemyinsects;ecologicalregulation;intensivecrealfaring

单一作物种植、农药化肥大量使用和高度集约化种植模式造成了农田景观破碎化、生物多样性锐减与病虫害频发等一系列环境问题。（剩余24172字）