不同季节太湖流域氨氮与总氮含量变化研究

112*1．2100362．210036。51、。、。、、。。。S181．3A0517－6611201425－08712－02StudyontheChangesofNH3-NandTNofDifferentSeasonsinTaihuLakeBasinWANGXiao-yanZHONGShengJiangsuProvincialEnvironmentalMonitoringCenterNanjingJiangsu210036JiangsuProvincialSuxieEnvironmentalTechnologyＲesearchInstituteNanjingJiangsu210036AbstractObjectiveTheresearchaimedtostudythewatereutrophicationsituationofTaihuLakeBasin．MethodBasedontheoneyearmonitoringdatasfrom5automaticmonitoringstationswhichlocatedindifferentimportantTaihuriversand1automaticmonitoringstationwhichlocatedinlaketheNH3-NTNandtheirratioofTaihuLakeBasinindifferentseasonswasmonitoredandanalyzed．ＲesultTheresultsshowedthatseasonhadsignificantimpactontheNH3-NandTNofTaihuLakeBasin．TheNH3-NandTNofTaihuLakeBasininwinterweresignificantlyhigherthanthoseinotherseasonsandtheTNofTaihuLakeBasininthesummerandautumnwerelower．AtthesametimeratiooftheNH3-NandTNofTaihuLakeBasinindifferentseasonsweresignificantlydifferent．ConclusionThisstudycouldprovidescientificbasisforthecon-trolofwatereutrophicationandcyanobacterialbloominTaihuLakeBasin．KeywordsSeasonNH3-NTNＲatioSignificantimpact1215。1988－。*。2014-07-18。1、。、2。、3。、4－5。6。7－11。6、。11．16。119．57°E32．156°N119．8806°E31．8208°N120．0773°E31．7125°N120．0366°E31．4809°N120．334°E31．427°N120．5904°E31．5258°N。1．2。20131～123～56～89～111、212。1．31。2h54h。1mg/Lmg/L0～103%FS3%FS0．01～1．000～20－3%FS3%FS0．01FS。22．11。、、4。JournalofAnhuiAgri．Sci．201442258712－8713DOI:10.13989/j.cnki.0517-6611.2014.25.089。P＜0．05。。12．22。。。、。22．33。、、、5。。331。、、4。2。。3。、、、5。1．J．199684297－304．2．J．20047190－93．3．J．200530663－65．4PAEＲHWXUHMCCATHYMJetal．Controllingharmfulcyanobacte-rialbloomsinahypereutrophiclakeTaihuLakeChinaTheneedforadualnutrientN＆PmanagementstrategyJ．WaterＲesearch2011451973－1983．5XUHPAEＲLHWQINQBetal．Nitrogenandphosphorusinputscon-trolphytoplanktongrowthineutrophicTaihuLakeChinaJ．Limnoloyg＆Oceanography2010551420－432．6．3J．201435160－64．7．J．2000122147－153．8．J．2011379－83．9．、J．201333528－33．10．、J．2014262207－212．11．、CODJ．2006195檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪1－3．8664。3。1．J．2011391486－487．2．J．19987187－92．3．J．2008613．31784225