wwwcnkinet秸秆还田对稻田氮循环微生物及功能基因影响研究进展简

ActaAgriculturaeZhejiangensis2019312333－342http//．zjnyxb．cn．J．2019312333－342．DOI10.3969/j．issn．1004-1524.2019.02.202018-07-192016YFD0200804LQ18D0300011993—。[e-mail]*[e-mail][e-mail]1222*2*1．3113002．310016。。。S154S153A1004-1524201902-0333-10ResearchprogressoneffectsofstrawreturningonnitrogencyclingmicrobesandfunctionalgenesinpaddysoilWANGQingxia12CHENXijing2YUMan2*SHENAlin2*1．CollegeofEnvironmentandResourcesZhejiangA＆FUniversityHangzhou311300China2．InstituteofEnvi-ronmentResourceSoilandFertilizerZhejiangAcademyofAgriculturalSciencesHangzhou310016ChinaAbstractTheresponseofsoilmicroorganismstosoilchangesisextremelysensitiveandtheimpactofstrawretur-ningonsoilmicrobialcommunityisimportantforthesoilnitrogencyclingmaintainanceinpaddyfieldsystems．Strawincorporationtosoilsinfluencesthebiochemicaltransformationofsoilnitrogenbychangingthesoilmicroecologicalenvironment．Thenitrogenmanagementstrategyinriceproductioniscloselyrelatedtothesechangesinsoilnitrogentransformation．Basedonthelatestpublishedresearchpapersthisstudyreviewedthesoilnitrogentransformationprocessesthefunctionsofrelatedfunctionalmicrobesandthedrivingmechanismsofthekeyfunctionalgenesinpaddyfieldsoilwithstrawincorporation．Itwouldhelptounderstandthemicrobialmechanismofsoilnitrogencyclinginpaddyfieldsoilswithstrawincorporationandprovidetheoreticalbasisforthescientificapplicationofnitrogenfer-tilizerinpaddyfieldsystems．Keywordsstrawreturningpaddyfieldnitrogencyclesoilmicroorganismsfunctionalgenes、、。1－2。、、3。、、。。4－5。NH+46。Takahashi7。。4～6a810a9。10111240—60cm。。。1、、、。313。14。、pH15。1．1pHpH5.77、1.9、1.822.725.0pH6.38、25.0、2.67.5、10.4、1.71.516。1．2。16。17。1．3、、、、。。·433·31218。1．419。2/31/320。1．521。。2、、、、DNRA221。nifH、amoA、nirK、nirSnrfA。nifHamoAnirKnirSDNRAnrfA。23。2．1122Fig．1Nitrogencyclingprocessbymicroorganism22N2NH+4。。59Azotobacter、AzotomonasDexia、Meth-ylomonasBacillusClostridium、Desulfo-tomaculumBeijerinckiaAlcaligenes、Ar-throbacterEnterobacter、KlebsiellaRhodobact-er、Rhodospirillum24。、。2nifDnifKnifH。nifH2526。nifH、、。27。28。·533·．nifH。nifH29－30。。、。2．22ammonia-oxidizingbacteriaAOBammonia-oxidizingarchaeaAOAnitrite-oxidizingbacteriaNOB31。。Nitrosomonas、Nitroso-vibrio、Nitrosolobus、NitrosospiraNitrosococcus532。Nitrobacter、Ni-trospina、NitrococcusNi-trospira。33。———34。Candidatusbrocadia、Candi-datuskuenenia、Candidatusscalindua、Candidatusanammoxoglobus、CandidatusjetteniaBrocadiales。AMOamoA。HAOhao。、、。35。amoAhao36。amoA。Jin37amoAnirKamoA、nirK、、。。amoAN2O38－39。N2O40。。2．3NO－3NO－2N2ON2N2ON241。Pseudo-monas、Bacillus、Micro-coccus、Flavobacterium、AcinetobacterEnterobacter。Ps．aeroginosaAcine-tobactersp．、Ps．fluorescensPs．stutzeri42。、43nar、nir、nornos432。33。nirS、nirKnosZ·633·312。。、pH、DIN、DOC、22。34。。。DNA44。41。32cry1Ac/cptiN2ON2ON2O。Azziz44nirSnirKnirSnirKnirSnirK。N2O、N2O4245。Cucu46N260%20%N2O。nosZN2OnosZ。。47。。。2．4DNRADNRANO－3NO－2NH+4NH+448。nrfADN-RA24。DNRA、49。Woods50DNRAClostridiumwelchiiDNRANO－351－52。DNRANO－3Eh53。DNRA49H2S、S2－DNRAEhNO－3NH+4DNRASDN-RA54。55Eh－225～－340mVDN-RA15N-NH+4。22DNRA、NO－3。pHDNRApH6.2～8.2DNRApH56－57。C/NDNRAC/NDNRA48。DNRADNRA、DNRA50.2%、40.5%、9.3%48Yin49Lu53DNRA15.9%3.88%～25.4%。DNRA。Tatti58DN-RAnrfAnirS/nirKDNRA。·733·．DOCNO－3-NDNRA59。Wang60NO－3DNRA。C/N12∶1-DNRA49。O2DNRAC/NDNRAO261Rubol62DNRADNRA。DNRA48。DNRA。3。。。1。、、pH。。2。、。3。。、。References1．J．20172112－17．YANGLLIUWLANTetal．ResearchonthestatusquooftechnologyandstandardofstrawreturninginChinaJ．ChinaAgriculturalInformation20172112－17．inChinese2．、J．2015212371－377．HUNJHANXZYANGMFetal．Short-terminfluenceofstrawreturnonthecontentsofsoilorganiccarbonfractionsenzymeactivitiesandcropyieldsinrice-wheatrotationfarm-landJ．JournalofPlantNutritionandFertilizer2015212371－377．inChinesewithEnglishabstract3．、J．20181159－163．DONGYLLIZFWANGRLetal．Studyontheprob-lemsandcountermeasuresofreturningwheatandcornstalksintotheNorthChinaJ．SoilandFertilizerSciencesinChina20181159－163．inChinesewithEnglishabstract4．J．1998124249－252．HEWSLISXLIHT．CharacteristicsofammoniumandnitrateuptakeinriceJ．ChineseJournalofRiceScience1998124249－252．inChinesewithEnglishab-stract5．、J．20142061441－1449．·833·312ZHAOSCCAOCYLIKJetal．Effectsoflong-termstrawreturnonsoilfertilitynitrogenpoolfractionsandcropyieldsonafiuvo-aquicsoilinNorthChinaJ．JournalofPlantNutritionandFertilizer20142061441－1449．inChinesewithEnglishabstract6LIANGBYANGXYHEXHetal．Long-termcombinedapplicationofmanureandNPKfertilizersinfluencednitrogenretentionandstabilizationoforganicCinloesssoilJ．PlantandSoil2012353249－260．7TAKAHASHISUENOSONOSONOS．Short-andlong-termeffectsofricestrawapplicationonnitrogenuptakebycropsandnitrogenmineralizationunderfloodedanduplandconditionsJ．PlantandSoil20032512291－301．8CAOYSSUNHFZHANGJNetal．Effectsofwheatstrawadditionondynamicsandfateofnitrogenappliedtopad-dysoilsJ．Soil＆TillageResearch201817892－98．9．、J．201825192－98．ZHANGCMUPSHANGJM．Effectsofcontinuousretur-ningcornstrawonsoilchemicalpropertiesenzymeactivitiesandyieldtraitJ．ResearchofSoilandWaterConservation201825192－98．inChinesewithEnglishabstract10．D．2014．ZHANGWY．Effectofirrigationand