全生物降解地膜老化性能研究

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中图法分类号：TQ320.721 文献标识码：A 文章编号：1000-2324（2025）05-0738-10

AgingPerformanceofFullyBiodegradableMulchFilms

LIU An-ran'，ZHANG Kun1，3*， ZHANG Bing1， LIU Jia-huan1， ZHANG Hao'， LIU Yu-lin'， ZHANG Xin-yue'， WANG Qiu-hong2， XIE Jia-zhuol13**， XU Jing1 1，3*

1.CollegeofhemistryandaterialScience/ShandongAgriculturalUniversity，ai'an278，ina 2.ModernAgricultural DevelopmentServiceCenterofFeichengCity，Feicheng276oo，China 3.KeyLaboratoryofAgriculturalilmApplicationofMinistryofAgricultureandRuralAfrs，ai'an278，Cina Abstract：Asanenvironmentally friendly material，fullybiodegradable mulch films have broadapplication prospects in agricultural production.This paper introduces theresearch backgroundand significanceoffully biodegradable mulchfilms， presentingcommonlyusedresin types includingpolylacticacid（PLA）and polyhydroxyalkanoates （PHA）.Itdetails the preparation technologiesandtheirimpactsonfilmproperties，whileevaluatingregionalapplicationstatusacrossagricultural regions.Aiming atthe aging problem of fully biodegradable mulch films，this paper outlines the commonly used aging research methods，such as indoor aceleratedaging experiments，fieldexperiments.Furthermore，it deply discusses the main factorsafecting theaging offullybiodegradable mulch films and proposes methods to enhance their anti-aging properties.Through thisreview，weaim to provide valuablereferences for theresearch andapplication of fuly biodegradable mulch films.

Keywords：Fully biodegradable; mulch film; aging

1全生物降解地膜的研究现状

全生物降解地膜作为一种可以在自然环境中分解的农用塑料薄膜，它的主要特点是在自然界中，通过微生物的作用，能够逐渐降解为二氧化碳和水，从而实现对环境的无污染。（剩余20324字）