菜子饼肥替代等氮化肥对烟田根际土壤肥力及 烟叶产质量的影响

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关键词：烤烟；菜子饼肥；等氮替代；土壤肥力；产质量中图分类号：S572；S141.5 文献标识码：A文章编号：0439-8114（2025）12-0072-06DOI：10.14088/j.cnki.issn0439-8114.2025.12.013

Effects of rapeseed cake fertilizer replacing iso-nitrogen fertilizer on rhizosphere soil fertility and yield and quality of flue-cured tobacco

ZHANGHai-wei1，WANGNian-lei1，DINGDe-sheng²，ZHANGXiong-feng，XIA Hao3 LI Zhuo1，LIHui-lan³，ZHAO Zun-kang4

（1.JiangxiInstutebaoSince，ancang3o5Chin；RuijinBrachompanyofGanzouunicipalbaccoComayn 342500，Jiangii;XBrahopofanuialboCayi4gi;4Ky PoyangLakeWatesdgicluraesoucesnEcolonisticuluanduraisolfnsourcedt Jiangxi Agricultural University，Nanchang 33oO45，China）

Abstract：InrdertoexplorethesuitableapplicationmodeoforganicfertilizerandhemcalfertlierinJiangxitobaccogrowingar ea，randomizedblockexperimentdesignwasintroducedtostudytheefectsofrapeseedcakereplacingisontrogenfertlieronsoil physico-chemicalproperties，leaf growth，yieldandqualityoftobaccoat twositesinRuijinCityandXiajiangCountyTheresults showed that thesubstitutionofchemicalfertilizer nitrogen with rapeseed cakefertilizerat proportions of 15% to 35% could improve the rhizospheresoilnutrientsandmicrobalenvioentoffueuredtobacoindiferentextents.Tecontentsofsoiloganicatalkali-hydrolyzed nitrogen，available phosphorusand available potassum atthe two test sites were 3.18%-10.79 % ， 2.56%-23.39% ， 7.51% -33.86%，and5.12%-25.12%higherthanthoseofthesingleapplicationofchemicalfertilizer，respectively.Thenumberofsoil bacteria increased by 13.62% -46.16%，thenumber ofactinomycesincreased by 12.64%-45.30% ，and the number of fungi decreased by 8.73 % -23.12%.Compared with single fertilizer aplication，the yield，output value，aroma substance contentand sensory quality of tobacco leaves increased when the equal proportion of rapeseed cake fertilizer replaced 15% 25% of chemical fertilizer nitrogen， but the yield of tobacco leaves decreased when 35% of chemical fertilizer nitrogen was replaced.The total amount of aroma substances intobaccoleaveswassignificantlypositivelycorelatedwithsoilorganicmatercontent，thenumberofbacteriaandactiomcetes， and the sensory quality of tobacco leaves.Therefore，the replacement of 15%-25% nitrogen fertilizer with rapeseed cake fertilizer was beneficial to improve soil fertility and tobacco yield and quality in Jiangxi Province.

Key words：flue-cured tobacco;rapeseed cake fertilizer;iso-nitrogenous replacement;soilfertility; yield and quality

有机肥能为作物提供多种无机养分和有机养分，还能培肥土壤。（剩余9165字）