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* (, 510642) 、,,。 1 。,,。:,;,。,,。。2 。,,,1%。、、、10,200t。,15t,60t。“2000”,200020%～30%,,20108,,,。,。,,20。,,,,。,,,。(1),、、,,。 ,。15,。、、40%,52%。,。,,,“,”(《》19974911)。,*、8 Agro-environ.andDevelop.1998/15(2) 1 、、*(g/kg)(g/kg)(g/kg)(mg/kg)(mg/kg)(mg/kg)(g/kg) 24.98 11.66 16.052316.941545.164549.04303.77 36.97 17.67 21.522449.42989.34899.36600.38 19.87 12.18 12.362325.87522.66396.28261.70 29.60 18.37 10.282541.562356.144915.91290.3211.8311.83 7.74 380.21*19965? ,,。,,,,。,,,,,,,,,pH,,。100kg。500kg,。2/3,。,,、、、、,。,,、。,,,,,,。,、。,,。,70%。,,。,。 ,。。,,。,,,,;,,,。,。,,,、、,。,,,,,、。3 3.1 ,、9农业环境与发展 1998年第2期 总第56期 。,,。 、。①Cu、Pb、Zn、Ni、Co、Cr、Hg、Cd、Mo,。,,。CuZn。,(),,,[1],、。(),,[1],。,,,。,。②,、、,。,,。()、。③,。PAHs、HCNs、PCDD/Fs、PCBs、CBs[2～5]。,,,、[6]。,。。,、,GC-MS,USEPA“”。,、[1]。,,。,——,。PCDD/Fs,,;,。Jackson(1994)PCDD/Fs,[7]。Mclachlan(1994),PCBsPCDD/Fs[4]。3.2 ,,,,,。,。,。 (1):,,。,,。,,10 Agro-environ.andDevelop.1998/15(2) ,,,。 (2):,。,[1]。,,。[8～9],[10]。,,,,(),。,、,。 (3):,,,。 (4):,,,。GC—MS,。,,,(pH=9.1),、。,,,,,,[11]。,,,,,,、。 (5):,,,、[12]。 (6):,,。——,。,。 (7),,,。 ,,。。,、、,,。1 ,,..,1997,8(6)2 HorstmannMetal.FurtherinvestigationofthesourcesofPCDD/Finmunicipalsewagesludge.OrganohalogenCompounds,1993,11:293～2963 HarradSJetal.PCDD/Fsandnon-o-PCBsindigestedU.K.sewagesludge.Chemosphere,1995,30(1):51～674 MdachlanMSetal.Astudyoftheinfluenceofsewagesludgefertilizationontheconcentra-tionsofPCDD/FandPCBinsoilandmilk.En-viron.pollut.,1994,85(3):337～3435 SchwarzKetal.ThefatesofPCDD/Finsewagesludgeapliedtoagriculturalsoil.11农业环境与发展 1998年第2期 总第56期 OrganohalogenCompounds,1993,12:155～1586 AlcockR.E.Polychlorinatedbiphenylsindi-gestedUKsewagesludges.Chemosphere,1993,26(12):2199～22077 JacksonA.P.Anassessmentoftherisksassoci-atedwithPCDDsandPCDFsfollowingtheap-plicationofsewagesludgetoagriculturallandintheChemosphere,1994,29(12):2523～25438 JenkinsRLetal.Metalsremovalandrecoveryfrommunicipalsludge.J.WatetPollut.ControlFed,1981,53(1):25～319 TyagiR.D.etal.Bacterialleachingoftoxicmetalsfrommunicipalsludge:influenceofsludgecharacteristics.WaterEnviron.Res.,1993,65(3):196～20410 ,,. .:.:,1997:38～3911 ,..,1995,14(4):145～14912 ,,..,1990,8(5):9～13: ,,1965,1995,,。( 1997-9-27 1997-11-19)9810 ,。,,。,。 ·,,,,,,。,。,,。,,,,,。,,。,,,,。,、、。 ,。,,。,,,,,。(国华)12 Agro-environ.andDevelop.1998/15(2) AGRO-ENVIRONMENT&DEVELOPMENT1998,Vol.15,No.2Abstract★InfluenceoftheIrrigationAgricultureItemonEcologicalEnvironmentandprotectiveStrategiesinQinHuangdao,LiuMinghuaetal(QinHuangdaoEnvironmentProtectionMonitoringStation,QinHuangdao,066001),Agro-environment&Development,1998,Vol.15(2)pp∶1 BasedontheecologicalenvironmentresourcescharacteristicsoftheirrigationagricultureitemareainQinHuangdao,thispaperanalysestheconprehensiveinfluencethatthisitemwillincreasechemicalfertilizerandpesticide,improvecroppingsystemandfarmingmethods,exploitwaterrosourceandetalontheecologi-calenvironment,andputforwardthemainprotectivestrategiesofapplyingfertilizerrationally,reducingagri-culturechemical,makingrationaluseofwaterresource,developingeco-agriculture,strengtheningruralenter-prisesenvironmentprotection KeyWords Irrigationagriculture Ecologicalenvironment Protectivestrategies QinHuangdao★ThoughtsontheApplicationofMunicipalSludgetoAgriculturalLandinGuangdongProvince,MoCehuietal(CollegeofResourcesandEnvironment,SouthChinaAgriculturalUniversity,Guangzhou,510642),Agro-environment&Development,1998,Vol.15(2)pp∶8 Basedonthecharacteristicsofmunicipalsludgeandthegrimagriculturalsituationcausedbyun-favourablefactorssuchasseriouslackoflandresourceandpoorsoil,practicalsignificanceandurgencytostrengthentheresearchandpracticeofutilizatingmunicipalsludgetoagriculturallandinGuangdongProvincewerediscussedinthispaper,existingproblemsandtheirpoliciesarealsoproposed. KeyWords:Municipalsludge Agricultural utilization Agriculturalsustainabledevelopment Gang-dongProvince★EffectsofSimulatedAcidRainontheSeedgerminationandtheSeedlingGrowthofRice,CornandGreenGram,YanHuigangetal(Agro-environmentProtectionandManagementStation,AgricultureDepartmentofHunanProvince,Changsha,410005),Agro-environment&Development,1998,Vol.15(2)pp∶13 Effectsofsimulatedacidrainontheseedgerminationandtheseedlinggrowthofrice,cornandgreengramwerestudied.TheacidrainwithpH2.0significantlyreducedthegermination,chlorophyllcontentinleaves,decreasedtheactivityoftheleafhydrogenperoxidaseandtherootdehydrogenase,increasedtheleafcellmembranepermeability.TheacidrainwithpH3.0didn’tobviouslyinfluencethegrowthofrice,corn,greengram. KeyWords:Simulatedacidrain Crop Seedlinggrowth Physiologicalcharacteristics★TheAnalysisontheStatusQuooftheEmissionandTreatmentfromLivestockWastewaterinGuangzhouCity,ZhengWu etal(GuangzhouAgro-environmentalMonitoringStation,Guangzhou,510030),Agro-envi-ronment&Development,1998,Vol.15(2)pp∶17 Thepaperanalysedthetotalamountofwastewateremission,theemissionconcentrationofpollutant,thepollutionalloadandthestatusquoofwastewatertreatmentfromlivestockinGuangzhouCity.Thecounter-47农业环境与发展 1998年第2期 总第