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当前位置:首页 > 商业/管理/HR > 项目/工程管理 > 好氧反硝化细菌LKX1的分离鉴定及初步应用研究刘立立
2016481176~80ShandongAgriculturalSciencesDOI10.14083/j.issn.1001-4942.2016.11.0182016-08-122015-109K1501008-311990-。E-mail649511921@qq.com*E-mailyangyc163@163.comLKX-1、*410128。、16SrDNAPseudomonasmonteilii0.03%、0.00015%、120r/min48h91.55%96.33%。S154.3A1001-4942201611-0076-05IsolationIdentificationofAAerobicDenitrifierLKX-1andItsPreliminaryApplicationResearchLiuLiliLanShileYangYoucai*CollegeofBioscienceandBiotechnologyHunanAgriculturalUniversityChangsha410128ChinaAbstractAhighefficientaerobicdenitrifierwasisolatedfromricefieldtodisposetheruraldomesticsewagethenthestrainwasidentifiedanditsnitrogenremovaleffectwasanalyzed.TheresultsshowedthatthestrainwasidentifiedasPseudomonasmonteiliithroughanalyzingthecellmorphologycolonymorphologyphysiologicalandbiochemicalcharacteristicscombinedwith16SrDNAsequence.Thepreliminarystudyonni-trogenremovalconditionsofruraldomesticsewageshowedthatwiththeglucoseadditiveamountof0.03%inoculationamountof0.00015%rotationspeedof120r/minandculturaltimeof48hourstheremovalrateofTNandNO-2-Nreached91.55%and96.33%respectively.KeywordsAerobicdenitrifierIsolationRuraldomesticsewageNitrogenremovalrateCOD、TN。80~901。、、、、、。2、3、456。、、。。。。11.11.1.1。。1.1.2、7。。3%1%0.5%NH4NO30.5%KH2PO40.2%Mg-SO4·7H2O0.1%pH7.0~7.5。g/L7。2%1%KH2PO40.2%MgSO4·7H2O0.1%pH7.0~7.5。121℃25min。1.1.3Na2HPO4·7H2O、KH2PO4、NH4Cl、MgSO4·7H2O、HCl、KNO3、、ARNaNO2AR。SS-325TOMY.KOGYO.CO.LTD、、、752、、。1.21.2.11g100mL250mL30℃、180r/min48h。100.1mL30℃。。1.2.230℃、180r/min24h。2%V/V100mL250mL30℃、180r/min48h8NO-2-N。%=-/×1001.2.3①。2~3《》8。②16SrDNA。EzupDNA16SrDNA27F5'-AGTTTGATCCT-GGCTCAG-3'1492R5'-GGTTACCTTGT-TACGACTT-3'PCR。PCRhttp//.ncbi.nih.nlm.govBLASTGenBank16SrDNAMEGA6.06Neighbor-Joining1000Bootstraps。1.2.4①。250mL150mL0、0.01%、0.02%、0.03%、0.04%0.05%0.0002%V/V30℃、100r/min48h。3。②。0.00005%、0.00010%、0.00015%、0.00020%0.00025%V/V。③。7711LKX-1、60、80、100、120r/min140r/min、。④。24h12h72h。22.128LKX-1~LKX-28。2.228131、2。LKX-166.22%98.36%。LKX-1。12NO-2-N2.3LKX-12.3.1LKX-10.1~0.3mmV-P、。LKX-1。2.3.2LKX-116SrDNALKX-1Pseudo-monasmonteilii99%。、、16SrDNAPseud-omonasmonteilii3。2.4LKX-12.4.14。。0.03%86.74%87480.02%0.02%。0.03%。316SrDNA42.4.25。0.00015%92.73%0.00010%。0.00015%V/V。52.4.3。。6。120r/min95.42%120r/min120~140r/min。120r/min。62.4.4748h91.55%96.33%48h。73。Paracoccuspantotropha、Pseudomonasspp.、Alcali-genesfaecalis、Aquaspirillum、Thauera、Hyphomicrobium9-11。12NO629711LKX-1、13D14D319.86mg/L·h。、16SrDNAPseudomonasmonteilii。0.03%、0.00015%、120r/min48h91.55%96.33%。1.J.20094892289-2291.2WangHAppanAGulliverJS.Modelingofphosphorusdy-namicsinaquaticsedimentsI-modeldevelopmentJ.WaterResearch200337163928-3938.3.J.200322249-55.4.J.20012162-65.5.J.20133151-4.6.J.20151587-88.7.WIT-1J.2011331114-16.8《》.M.2002211-281.9.D.2007.10ThomsenTRKongYNielsenPH.Ecophysiologyofabun-dantdenitrifyingbacteriainactivatedsludgeJ.FEMSMicro-biologyEcology2007603370-382.11RehfussMUrbanJ.Alcaligenesfaecalissubsp.phenolicussub-sp.nov.aphenol-degradingdenitrifyingbacteriumisolatedfromagraywaterbioprocessorJ.SystematicandAppliedMi-crobiology2005285421-429.12.Pseudomonasaerugi-nosaNO62J.201181240-243.13.J.2008274406-409.14.J.201481366-370.0848
本文标题:好氧反硝化细菌LKX1的分离鉴定及初步应用研究刘立立
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