全生物降解地膜对密植玉米作用的效用评估

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中图分类号：S513 文献标志码：A 文章编号：2096-9902（2025）22-0036-05

Abstract：Thisstudyexploredtheapplicationeffectoffullbiodegradableplasticfilmindenselyplantedcorncultivation anditsimpactonpestsanddiseases.Throughfieldexperiments，thediferencesbetweenfullbiodegradablemulchfilmand ordinaryplasticmulchfilmintermsofcorngrowth，yield，anddiseaseandinsectoccurencewerecompared.Theresultsshowed thatfullyiodegradablemulchfilmcanefectivelyincreasesoiltemperatureandhumiditypromotecorngrowth，andtheyieldis equivalenttothatofordinarymulchfimAtthesametime，fullbiodegradableplasticfilmsignifcantlyreducedtheincidenceof corn borer and leaf spot disease，by 15.3% and 12.7% respectively. The study also found that fully biodegradable mulch film is completelydegadedinthelaterstagesofcomgrowthwithoutrecycling，reducingenvironmentalpolution.Thesefindingsprovide ascientificbasisforthepopularizationandaplicationoffullybiodegradableplasticfilmindenselyplantedcorncultivation.

Keywords： fully biodegradable film;densely planted corn;pest control; soil environment;yield

随着全球农业可持续发展战略的推进，农业面源污染问题已成为农业生态环境领域的重点问题。（剩余6246字）