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当前位置:首页 > 临时分类 > 氮元素转化规律在生态水环境中的研究进展赵磊
:2009-04-19:2009-08-04:(1987-),,,,.(N),、,,N(DO),;(NH3-N),;NH3-N0.3mg/L,,,。1N(N2)、、NH3-N、(NO3--N)、(NO2--N),NH3-N,NO3--N,NO2--N。3N。NH3-N(NH4+),,。、,、。1.1,NH3,;,,NH3。,N,,N[1]。:2NH4++3O22NO2-+2H2O+4H++384.43kJ(25℃)2NH3+3O22HNO2+2H2O+661.51kJ(25℃)NO2-+12O2NO3-+0.76kJ(25℃),1,N。,、、、、。2。,(,221008):,,,。、、。,,。:;;:X2:A:1674-4829(2009)S2-0073-03ResearchProgressofNitrogenTransformationinWaterEco-environmentZHAOLei,YANGXiao-fangAbstract:Themainreasonofwatereutrophicationisexcessivenutritionsalt,especiallyTNandTP.Asaresult,thealgaesgrowcrazilyandhavecriticalinfluenceonwatereco-environment.Expertsandscholarsfocusontheconversionlawsofnitrogen,affectingfactors,anddealingapproachesofnitrogen,andhavemadegreatachievements.Thispaperintroducestheresearchprogressofnitrogen,pointsouttheunderdevelopmentandpredictstheresearchdirectioninthefuture.Keywords:Nitrogen;Watereco-environment;Researchprogress222200912EnvironmentalScienceandTechnologyVol.22Supp.2Dec.2009200912[2]NO2--NNO3--N,,,NO3-,NO2-→NO3-NO3-。1.2、、。、、、、、。,,N。O2,;,[3]。,N。,[4]。[4],。N。[5](Mn)(Fe-Mn)NO3--NNH4+-N,Fe;FeNH4+-NNO3--N,MnFe-Mn。Fe,Fe;MnFe-MnN,。[5]MnFe-Mn,,MnFe-Mn。[6]N,。[6],,,。[7]N,,NH3-NNO3--NNO2--N。[8],,。,。NH3-N(NH3)(NH4+)N,pH,pH,NH3。。H+,EpH,3N(25℃,105Pa)。[9]NH3-NNO3--N,“”NH3-NNO3--N。NH3-N。11.00.80.60.40.200.20.402468101214pHE/VNO3O2NO2NH4NH3H2OH2OH23N(25℃,105Pa)NH3NH4+NH2OHNOH+N2O22-NO2NO3NO2-N2O+NON2NH4+()[N]2TN742222NN。TN[10]。NH3-N,NO2--N,NO3--N“”,。NO2--NNO3--N。N。[11]N,。N,N,。[12]N,NTN40%。NN,NN。N,P。[13]、,。。N,P,。,NN。[14]N,N。NTN,N2010mg/L,NH3-N,N,NH3-N。NH3-N,NH3-N。NH3-NNO3--NN,NO3--NNH4+-N。[15]6N,。,NH4+-NNO3--N,[16],。,。3N,、、、、,,,。,,。[][1],,.[J].,2008,27(1):76-80.[2],,,.[J].,1993,20(3):108-115.[3],,,.()[J].,2004(1):16-18.[4],,.N2O[J].,2006,22(11):25-29.[5],,,.[J].,2008,24(2):286-290.[6],,,.[J].,2007,25(3):35-37.[7],,,.[J].,2007,27(2):227-230.[8],,.[J].,2007,28(9):1954-1959.[9],,,.(Uydr~Uaverticillata)[J].,2006,19(1):71-79.[10],,.[J].,2008(1):9-11.[11],.[J].,2008,16(1):16-19.[12],,,.[J].,2005,17(3):226-230.[13],,,.、[J].,2002,26(2):33-36.[14],,,.[J].,2008,29(4):890-895.[15],,.6[J].,2006,36(4):37-40.[16],,,.[J].,2007,19(2):33-34.()75
本文标题:氮元素转化规律在生态水环境中的研究进展赵磊
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