聯(lián)峰山公園三種林地內(nèi)空氣負離子水平、滯塵及降噪能力研究.pdf

1、河北農(nóng)業(yè)大學(xué)碩士學(xué)位論文聯(lián)峰山公園三種林地內(nèi)空氣負離子水平、滯塵及降噪能力研究姓名：趙雄偉申請學(xué)位級別：碩士專業(yè)：森林培育指導(dǎo)教師：楊建民李春友20070610TheStudyontheAeroanion，DustAbsorptionEffectandNoheReductionEffectinThreeDifferentForestinLianfengshaaParkSpeciality：Silviculture。Postgradua姥

2、：ZhaoxiongweiTutorPro￡Y衄gjianominLichunyouAbs仃actAsapartoftheenvironmenttheforesthastheobviouseffectincleaningatmospherewaterconserv鰣ondustabsorptionandnoisereductionSoitplayedallimportantroleinimprovingthecilc皿∞s怔l峨Nowt

3、heindexessuchas“theooverrateofforest’And“forest捌髓ofeachpeople”woreusedtoas鰣翳theforestenvironmentButtheseindexes鋤’tembodimenttheabovefunctionoftheforestHowtoimportthefixquantifyindexoftheenvirunmentinspecttotheassessmento

4、ftheforestenvironmentqualityandtoindicatethebenefitanditshealthandcImfunctionofforestenvironmenthasbecomeoueoftheformerproblemsofthescientificresearchatpresent11地aeroanionleveldustabsorptionandnoisereductioneffectofChine

5、sePineBlackLocustandSawtoothOakinQinhuangdaoLianfmgshanParkwereobservedandstudiedsystemicallybetweenMayandOctoberin200611lespatiotemporalvarietyrulewasdeterminedandgainedthefollowingr4i≥sults：Firsttheaeroaniuncontributes

6、ofbroadleafforestWCTebiggerthanconiferforest豇把incorporatewasthat：(1)AeroanionconcentrationofslffnlnorwashigherthanspringandautumnFromthearisenekesoftheoxtremum，theextremmnofSawtooth0akwasthehi曲estandarisediIlJulyAere—ani

7、onconcentrationwas1008Bum／cmJ11嵋extremumofCllinesePinewasthelowestandtheaeroanionconcentrationwas698hum／哪’BlackLocustwasplacedinthemiddleandtheaeroanionconcentrationwas698num]tin’(2)Therewastheaitemantphenomenonofap銥andp

8、addyof山eaeroanionconcentrationinonedayn嵋peakvaluearisedfrom7：00to9：00andfrom16：00to17：00。Thepaddyvaluearisedfrom11：00Iol2：00andaroundO：00111eaeroanionconcentrationchangeextentofChinesePinewastheleastandtheSawtoothOakwast

9、hebiggest(3)The扯roanionconcentrationofedgewaslowerthanthecenterofmeforestFromtheedgetothecenteritrised233nUlll]cm’inChinesePine173num／cnl’inSawtoothOakandl37ulLrll／鋤’inBlackLocust(4)Itindicatedthattheaero—anionconcentrat

10、ionwascorrelatednegatively、“thtemperatureandcorrelatedpositivelywithrelativehumidityThatistosayifthetemperaturedeclinedortherelativehumidityarisedtheacre—anionconcentrationarisedalsoSe：condthealmosphercdusffallwasdegress

11、iveinthesixmonthsTheamountofatmospheredustf酊lillBlackLocustSawtoothOakandChinesePinewereseparately1236tkrn2monthl，1320tkmZmonth1and12，67tl鋤。month‘inMayand997tkm2month～1002tkin。month“and1123tkmzmonth1inOctoberFromMaytoOct