农业环境科学学报JournalofAgro⁃EnvironmentScience2022,41(12):2733-27412022年12月李胜君,盛美君,李刚,等.华北不同利用强度潮土酶生态化学计量特征比较[J].农业环境科学学报,2022,41(12):2733-2741.LISJ,SHENGMJ,LIG,etal.Variationsineco-enzymaticstoichiometriccharacteristicsoffluvo-aquicsoilwithdifferentuseintensitiesinTheNorthChinaPlain[J].JournalofAgro-EnvironmentScience,2022,41(12):2733-2741.开放科学OSID华北不同利用强度潮土酶生态化学计量特征比较李胜君1,2,盛美君1,2,李刚1,2*,杨昕玥1,2,王蕊1,2,李洁1,2,张贵龙1,2,修伟明1,2*(1.农业农村部产地环境污染防控重点实验室农业农村部环境保护科研监测所,天津300191;2.天津市农业环境与农产品安全重点实验室农业农村部环境保护科研监测所,天津300191)Variationsineco-enzymaticstoichiometriccharacteristicsoffluvo-aquicsoilwithdifferentuseintensitiesinTheNorthChinaPlainLIShengjun1,2,SHENGMeijun1,2,LIGang1,2*,YANGXinyue1,2,WANGRui1,2,LIJie1,2,ZHANGGuilong1,2,XIUWeiming1,2*(1.KeyLaboratoryofOriginalAgro-environmentPollutionPreventionandControlofMinistryofAgricultureandRuralAffairs,Agro-EnvironmentalProtectionInstitute,MinistryofAgricultureandRuralAffairs,Tianjin300191,China;2.TianjinKeyLaboratoryofAgro-environmentandAgro-productSafety,Agro-EnvironmentalProtectionInstitute,MinistryofAgricultureandRuralAffairs,Tianjin300191,China)Abstract:Toexploretheresponsecharacteristicsofsoilenzymeactivitiesandmicrobialnutrientrestrictionlevelstolanduseintensity,inthepresentstudy,achronicfixedfieldexperimentwasconducted.Theexperimenthadfourtreatments:onetreatmentwithhighuseintensity(wheat-maizerotation,MW);twotreatmentswithmiddleuseintensity(temporarygrasslandrotationwithwheatandmaizerotation收稿日期:2022-10-12录用日期:2022-11-03作者简介:李胜君(1998—),女,山东德州人,硕士研究生,主要从事农田土壤微生物群落特征与土壤健康评价研究。E-mail:lsj19811822491@163.com*通信作者:修伟明E-mail:xiuweiming@126.com;李刚E-mail:ligang20032002@126.com基金项目:农业农村部环境保护科研监测所基础前沿项目(2022-jcqyrw-xwm);中国农业科学院科技创...