基于多种农业数学模型的野外土壤入渗率测定对比评价

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中图分类号：S114 文献标志码：A 文章编号：2096-9902（2025）22-0048-05

Abstract：Toaddresstheisseofover-relianceonsingleagriculturalmathematicalmodelsintraditionalsoilinfltrationrate measurementundersmartagriculture，thisstudyintroducesfieldinfiltrationexperimentscombiningmultipleagricultural mathematicalmodelsbasedonfielddatafromthedoublering method.ThecoremodelsaretheHortonModelandHoltanModel. First，analyzethecharacteristicsofeachmodelbythefieldexperiments，conducttheoreticalcomparisons，andsimulatethe relationshipbetweeninfiltrationratesandtimeusingPthonsoftware.Second，referencemodelsliketheKostiakovModel，Pilip Model，andGreen-AmptModelareintroduced.Throughcontroledexperimentswithbaresoilandvegetationcover，we systematicallycomparediferencesinparametersensitityrotmeansquareerror（RMSE）offittngaccuracyandphysical mechanismexplanatorypowerbetweenthesemodels.Finall，throughexperimentalverificationandcomparativeanalysisof multipleagriculturalmathematicalmodels，theresultsshowthattheHortonModelismoresuitablefordescribinginitial infitrationdecayprocessinsandysoils，whiletheHoltanModeldemonstratesbeteradaptabilityundervegetatedconditions. Thisstudyprovidestheoretical foundationsandpracticalsupportforimprovingtheaccuracyofsoilinfitrationratemonitoring.

Keywords：field infiltrationrate;soil；agricultural mathematical model;doubleringmethod;smartagriculture

土壤水分入渗过程的定量描述在水文循环机理研究和农业灌溉系统优化中具有关键作用，该过程的数学建模作为农业水利工程学科的重要知识模块，始终贯穿于专业理论与工程实践的全过程-2。（剩余5909字）