城市污泥堆肥用于草坪基质的生物与环境效应

1,1,1,1,1,2(1.,100101;2.,100080):,,,,,29%;,:;;:X703:C:1000-4602(2009)15-0119-03BiologicalandEnvironmentalEffectsofMunicipalSludgeCompostUsedasTurfSubstrateGAODing1,LIUHong2tao1,CHENTong2bin1,XUWei2pu1,ZHENGGuo2di1,DUWei2(1.CenterforEnvironmentalRemediation,InstituteofGeographicScienceandNaturalResourcesResearch,ChineseAcademyofSciences,Beijing100101,China;2.BeijingGreenTechEnvironmentalEngineeringCompany,Beijing100080,China)Abstract:Thebiologicalandenvironmentaleffectsofmunicipalsludgecompostusedasturfsub2stratewereinvestigated.Theresultsindicatethatthemunicipalsludgecompostcanimprovethephysico2chemicalpropertiesofsubstrate,increasechlorophyllcontentintheturfgrass,acceleratetheuptakeofni2trogen,phosphorusandpotassiumandimprovethebiomassoftheturfgrass.Theweightofturfwithmu2nicipalsludgecompostcanbereducedbymaximally29%comparedwithcontrol.Theresidualaccumula2tionofsalinityandheavymetalsinthesubstrateisnotsignificantduringashortperiod.Theuseofmu2nicipalsludgecompostasturfsubstrateisanewwayfordisposalofmunicipalsludge.Keywords:municipalsludgecompost;turfsubstrate;nutrient:(2007GB24910454);(863)(2006AA06Z384)[1],,,,,,,,,[23],911251520098CHINAWATER&WASTEWATERVol.25No.15Aug.2009,()[4][56],,1111,,95%,35g/m2,CTB,2mm11Tab.1Mainpropertiesofsoilandsewagesludgecompost/(gkg-1)/(gkg-1)/(mgkg-1)NPKCuZnPbNiCrAsCd391.60.92.17.545.213.46.811.72.00.10826218.76.25.716.792.411.611.428.52.850.8321121(10%)2(20%)()5,4;1m2m,(3cm),,5:(429611),(6111031)611,113NPK,2211,(2),20%10%(81179);,,2Tab.2Chlorophyllcontentinturfgrassmgg-152961879811103111.40c2.04b1.94b1.86b1.39b21.56b2.09a1.92bc1.89b1.41a1.61a2.13a1.88c1.74c1.28c1.51b1.96c2.05ab1.79c1.30b1.22c:212,20%10%,,NP,,,,,;,,213,,[7],,,,,21433Tab.3PhysicochemicalpropertiesofsubstratematerialspH/(gkg-1)/(mScm-1)/(mgg-1)/(mgg-1)/(mgg-1)18.0934.50.2177.0288.078.627.9545.10.34121.0449.095.08.1524.60.2644.8266.086.98.1827.70.2345.743.041.68.3223.10.2337.129.045.90212515(6.07.0)3,pH12,,pH3,49%95%,,,,21,21,21,,,,,215(4),CuZnPbCd(0.701.81)(2.806.45)(0.941.51)(0.981.15),Zn,4Tab.4HeavymetalavailablecontentsinsubstratematerialsCu/(mgkg-1)Zn/(mgkg-1)Pb/(mgkg-1)Cd/(gkg-1)12.127.663.1170.025.5117.64.1782.02.672.182.8469.03.052.733.3171.42.602.292.7967.12161.5m2.0m,,29%(5),5Tab.5Turfgrassweightofsubstratematerials/kg/%115.0017212.842917.56317.45418.1303,,,29%;pH,:[1],,,.[J].,2003,23(11):2464-2474.[2],,.[J].,1997,14(2):62-64.[3],,,.:()[J].,1998,15(5):44-47.[4]LindeDT,HepnerLD.Turfgrassseedandsodestablish2mentonsoilamendedwithbiosolidcompost[J].HortTechnol,2005,15(3):577-583.[5].[P].:ZL02156025.0,2006-01-18.[6],,.[J].,2002,22(6):792-801.[7],,,.[J].,2002,8(4):501-503.:[phone]E-mail:[e-mail]:2009-02-24121:2515