延安烟区连作土壤的真菌群落研究

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中图分类号S154文献标识码A

文章编号 0517-6611（2025）12-0113-08

doi：10.3969/j.issn.0517-6611.2025.12.026

开放科学（资源服务）标识码（OSID）：

Study on the Diference of Fungi Community in Continuous Cropping Soil in Yan'an Tobacco Production Area LI Gui-tong'，YUNLong，GONGPeng-feietal（1.QingdaoAgriculturalUniversity，Qingdao，Shandong266109;2.an’anTobacc （Group）Co.，Ltd.，Yan'an，Shaanxi 716000）

AbstractTostudythephsicochmicalpropetisandfungalommunityctureofontinuoustobacoplantingsol，diferentotious croppingareasinYan’aereselectedtoetecttheysicohemicalpropertisofsoilsamplesi3growthstagsiudingefortrasplan tingrooting，ndousngofuecudtobacondigthroughutsequencngtechologwassedtonalyethediferecsffungal communityintobaccoplantigsoilTeultsshowdthatintgowthsags，thevalablerognganicaterlablepo phorus，and available potassum incontinuous cropping soil were higher than those in non-continuous croppng soil; α diversity analysis showed that continuous cropping reduced the species richness of fungi; β diversity analysis revealed significant differences in fungal communitiesamongdiferntoousopgas；inhmuitompositoootasidotandrtilootae dominantphum；nvirontalfactooelatoaalseveaedsigifntposiicoelaionweenasidoadcoous croping years；TusonawastefirstdmnantgusinBasidiomota，andhadasignifcantpositivecoelationwithcontiuousoing years，asdoesFusruinAscoota.Teichentofsoilnutrients，hangsinthstructureoftobaccozosperefungalois， andanincreaseinterelativeabundanceofharfulfungiabesoeofthimportanteasosfrteoccencofcotiuousoingo stacles in tobacco.

KeywordsFueuredbaccoCotiuosoing;Silpyichicalproprtis;ungalomuitystructure;asidioeesTus nia;Fusarium

连作是指在同一片土壤中年复一年种植相同或类似作物的耕种方式[1]。（剩余18086字）