多年生黑麦草对氨废水净化效果的试验研究王园园

浙江大学学报()　32(1):110～113,2006JournalofZhejiangUniversity(Agric.&LifeSci.):1008-9209(2006)01-0110-04　　:2004-11-09:(30270773);(301270):(1980—),,,,Tel:[phone];E-mail:[e-mail]王园园,何勇,泮进明(,310029)　:对以植物滤器净化设施养殖废水的研究是一个新兴的领域研究了采用陆生多年生黑麦草(LoliumperenneL.)滤清4种不同浓度的含氮废水结果表明在各氨氮(TAN)初始浓度为21.10,49.99,107.46和145.96mgꆤL-1,非离子氨(UIA)浓度为14.3,40.1,91.7和125.2mgꆤL-1条件下,经过约1d(22h)的处理后,4组TAN浓度分别降低:20.94,45.39,49.99和49.3mgꆤL-1,UIA下降:14.3,40.1,90.78和103.66mgꆤL-1表明高浓度的UIA对牧草有显著的抑制作用,试验结束时(21d),G1,G2,G3,G4的植株高度分别为32.3,31.3,19.9和17.5cm,鲜草产量为1.86,1.71,0.49和0.24kgꆤm-2,干物质产量为0.21,0.19,0.06和0.04kgꆤm-2　　:废水处理;氨态氮;非离子氨;多年生黑麦草;植物滤器:S959　　　:AWANGYuan-yuan,HEYong,PANJin-ming(InstituteofAgriculturalBio-environmentEngineering,ZhejiangUniversity,Hangzhou310029,China)StudyonefficiencyofpurificationofammoniawastewaterwithperennialryegrassJournalofZhejiangUniversity(Agric.&LifeSci.),2006,32(1):110-113Abstract:StudyonaquaculturewastewatertreatmentwithbotanicalfiltersisaburgeoningfieldTwelvebotanicalfilterswith0.8m2ryegrass(LoliumperenneL.)wereusedtotreatammoniawastewaterof4differentconcentrationlevels.Theinitialtotalammonianitrogen(TAN)concentrationofwastewaterwere21.10,49.99,107.46and145.96mgꆤL-1,withtheamountsofun-ionizedammonia(UIA)correspondedto14.3,40.1,91.7and125.2mgꆤL-1,respectively.Afteraboutone-day(22h)treatment,resultsshowedthatTANconcentrationsdeclinedby20.94,45.39,49.99,and49.3mgꆤL-1,andUIAdeclinedby14.3,40.1,90.78,and103.66mgꆤL-1.ItwasalsofoundthattheUIAconcentrationhadasignificanteffectonthegrowthofgrass.Attheendofthetrial,theheightofgrassingroupG1,G2,G3andG4were32.28,31.25,19.85,and17.48cmrespectively,withafreshmassof1.86,1.71,0.49,and0.24kgꆤm-2,andadrymassof0.21,0.19,0.06,and0.04kgꆤm-2TheresearchprovidedfoundationforpurifyingammoniawastewaterwithryegrassKeywords:wastewatertreatment;ammonia;un-ionizedammonia;LoliumperenneL;botanicalfilter,:　　,、,,,,1～3,,4～6,7,1　试验材料及方法:200431948(21d)1.1　(××:3.00m×0.45m×0.40m,2%)、1(32L)、1(750W,80Lꆤmin-1)、1(DH48S-S)10s30min8:00～10:00,1d44(),,,60d,5,6cm,11d(400mm×400mm),3、,(NFT)85,0.8m21.2　UIAG1,G2,G3G44,3,3、7、14,20mL25%,8:30～9:30(TAN),UIA(NH3)(NH4+),,pHT,Clement9,UIATANUIA%=1001+10pKa-pH(1)pKa=009108+272992(2732+T)(2)1.3　1.3.1　水质监测　　,10:008:00,1,12,3d1、TAN(),EC(HI9033EC,Hanna),pHT(HI9024pH,Hanna),UIA(1)(2)、EC、pHT,TAN1.3.2　植株检测　　、:5d3、412,:,6cm,,150g2　结果与讨论2.1　3d10,TAN,141　Table1　InitialwaterqualitiesofwastewatersG1G2G3G4(mgꆤL-1)21.1049.99107.46145.96(mgꆤL-1)14.340.191.7125.2(μsꆤcm-1)291306331341pH9.8410.1310.2810.30℃13.713.513.713.6111　1浙江大学学报()2.2　TAN、UIA、NH4+pH1～41　Fig1　DailychangeofTAN2　Fig2　DailychangeofUIA3　Fig3　DailychangeofNH4　　,4G1、G2、G3、G4TAN,TAN20.94、45.39、49.9949.3mgꆤL-199.2%,90.8%,46.5%4　pHFig4　DailychangeofpH33.8%,1,2h,TAN,(1)(2)(2),14.3,40.1,90.78103.66mgꆤL-1,100%,100%,99%82.8%NH4+G1,G2,G3,G4,NH4+UIANH4+,NH4+,4h,G1,G2NH4+NH4+,G3,G4UIA,NH4+,UIA,NH4+,pH9,,OH-10,pH,UIATAN,pH7,pHG1,G2,G3,G4(4),G122pHG2,G2,2,G1UIA0,UIANH4+,pH,G222,pHG111232　,:2.3　,21d,G1、G2、G3、G460mm,565　Fig5　Changesofheight6　Fig6　Productofdifferentconcentrationofammonia　　,G1G2,G3G4、,G4G3G1、G2,G44dTAN,,TAN,,G3、G4UIA,UIA,125mgꆤL-1UIA(G4),440mgꆤL-1(G2)UIA14mgꆤL-1(G1)UIAReferences:1　ReddingT,ToddS,MidlenAThetreatmentofaquaculturewastewater-abotanicalapproachJJournalofEnvironmentManagement,1997,50:283-2992　ReddyKR,CampbellKL,GraetzDA,etalUseofbiologicalfiltersforagriculturaldrainagewatertreatmentJJournalofEnvironmentalQuality,1982,11:591-5953　LakshmanGAnecosystemapproachtothetreatmentofwastewatersJJournalofEnvironmentalQuality,1979,8:353-3614　HEFeng,WUZhen-bin(,)ApplicationofaquaticplantsinsewagetreatmentandwaterqualitylmprovementJChineseBulletinofBotany(),2003,6(20):641-647(inChinese)5　PANJin-ming,MIAOXiang-wen(,)StudiesonthetreatmentofwasteWaterusingplantfiltrationmethodinlntensiveaquacultureJReservoirFisheries(),2003,5:43-45(inChinese)6　LinYF,JingS,LeeDYThepotentialuseofconstructedwetlandsinarecalculatingaquaculturesystemforshrimpcultureJEnvironmentalPollution,2003,123:107-1137　SHAOZhi-peng,MIAOXiang-wen,CUIShao-rong(,,)AdaptabilityofapplyingfestucaarundinaceaschrebinpurificationofwastewaterfromfishpondJAgro-environmentalProtection(),2002,21(5):436-438(inChinese)8　MiaoXW,CuiSR,ShaoZP,etalTheMulti-TanksforSowingandHarvestingGrassinRotationtoCleanUptheRichNutrientWastewaterCIllinois,USA:2002ASAEAnnualInternationalMeeting,20029　ClementB,MerlinGThecontributionofammoniaandalkalinitytolandfillleachatetoxicitytoduckweedJSciTotalEnviron,1995,170,71-7910　PANRui-chi,DONGYu-de(,)PlantPhysiology()MBeijing:HigherEducationPress,1983:48(inChinese)113　1