蓝山植烟土壤养分变化特征及土壤适宜性评价

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中图分类号：S572 文献标识码：A DOI编码：10.3969/j.issn.1006—6500.2025.04.0

Abstract：ToexploretevariationcharacteristicsofsoilnutrientsinthetobaccogrowingsoilsofLashanandevaluatethesuitability of diferenttobaccogrowingsoiltypesinLanshansoilsampleswerecoectedfromtheLanshantobacco-growingareaintheears 2000and220.Ninesoilfertityindicatorswereselected，includingorganicmater，totalitrogen，availablepotassumvailable phosphorus，avalablesulfur，availablezinc，availableironvailablemanganese，ndavailablebron.Acomprehensivesoilility valuationmodelfortobacco-plantingsoilswas establishedusing principalcomponentanalysisandfuzzy mathematics methods.There sults showedthat，amongthecorelationtrendsofvarioussoilfertilityindicatorsoftobacc-growingsoilsinLanshan County， 75.00% didnotexhibitsgnificantchangesandmaintainedteoriginalcorrelationcharacteristics.Tecomprehensivesoilfertilityindicesof Lanshan County in 2000 and 202O were 0.349 and 0.458 respectively.representing increases of 9.52% and 31.23% in 2020 comparedtoOoo.Overall，thesoilfertityshowedanupwardtrend，whichwasmoreconducivetoheproductionofghqualitytobacco leaves.Inconcusionuringthetobaccoleafproductioprocessintisarea，balancedfertilationsouldbaedoutacdingto the abundance and deficiency of soil nutrients.

Key words ：tobacco-growing soil; nutrients； suitability;evaluation; Lanshan

我国是重要的烟草种植大国，种植面积和产量均居世界第一位。（剩余8083字）