平朔安太堡露天礦區(qū)復(fù)墾人工植被的數(shù)量生態(tài)研究.pdf

1、山西大學(xué)碩士學(xué)位論文平朔安太堡露天礦區(qū)復(fù)墾人工植被的數(shù)量生態(tài)研究姓名：張桂蓮申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：自然地理學(xué)指導(dǎo)教師：張金屯20030601AbstractAbstractPingshuo∞encastmineaiealocatesinthePingludivisionofShuozhouCityShamxiProvinceItlinks麗thspeciallylarge—scalecoalfield，called”Blacktria

2、ngle”，inLoessPlateauonthebordersareaofShaanxiProvinceShanxiProviuceandInnerMongoliaRegionItisanecoenvironmentsysternsuscepubletoenvironnlentalchangesandishardtokeepstablenessWeselectlandsofreclamationinAntaibaoMineassmdy

3、areainthispaperandapplyvariousmethodsofquantitatireecology的analyzetherelauoushipbetweenplantcoinlTtLlnityandenviromnentFirstlywestudyplantconmmnitytypescornmunitystructureecologicalenvironmentandcommuniwdistributionpatte

4、mintheCOlLrseofvegetationrestorationbyTWINSPANDCACCADCCATheresultsareasfoliowing：plantcommunitiesareclassifiedinto12typesbyTWINSPANandtheyreflectChangesoftwoenvironmentalgradientstimeofsuccessionandwaterconditionsofsoilT

5、heresllltsofDCAordinationindicatethatwaterconditionsofsoilisincreasedinthesuccessionprocessTbeordinationofspeciesandquadratsaresimilar‘a(chǎn)ndtosomeextentthedistributionofthedominantspeciesdetenmnes血atofcommunitiesByusingDCC

6、九也especiesenvimnmentcorrelationincreaseconsiderablXanditisin血vorofinterpre血2theecologicalmeaningoftheordinadonBecauseDCCAlnakesquadratswithsimilarcorrrpositionandenvironmentsandspecieswithsimilarhabitatmoreconcentlatedon

7、thecenteroftheordinationmapitisbettertonseDCAwhencombiningwithclassificationtechniquesSecondlyweappllyFuzzySetOrdination(FSO)toanalyzethedataofvegetationandenvironmentalfactorsComparedwithDCAordinationFS0ishetterinreflec

8、tingtherelationshipbetweenplantcommunitiesandenvironmentalfactorsTheconcengationoforg：lnicmatterN，PKandZninthesoilareincreasedwithsuccessiontimeiacreasin辱ButpHconductivity血econcengadonofCuandMninthesoilhavenoobviouschang

9、e，andthe、’arenotthesignificant出ctorstointerferecommunitysuccessionThedominantspecieshavetheirowndistributionareaandrangeinordinationplotandtheirdistributionreflectstherelationshipamongspeciesThedismbutionofdominantspecie

10、sisidenticaltothatofthecorrespondifigplantcommtmitiestypesdominatedbythCnLFinallyhasedontheiraportantvahesofthedominantspeciesincollmllinitiesindifferentstageofsuccessionweanalyzetheregularityofsuccessionofartificialplan

11、tcomnmnitiesinAntaibaoMmeTheresultsshowthatthesuccessionisclassifiedintothreestagesIn也efirststagethecompositionofspeciesissimpleandthestructureofcommunityisunstableInthesecondstagethecomposifionofspeciesisricherandthestr

12、uctureofconmmnityisrelativestableandthelayerofconunanityisobviousInthethirdstagea11aspectsofcommunitybecomestable，andthetotalcoverofsomecommunitiesreachninetyfivepercentandtheycanenduretheinterferencefromexternalspaceThe

13、aboveresultsshow也atrehabilitationmakesollconditionsimprovedInsumthisthesishassomeinstructivevaluestolandreclamationandecolcIgioalreconstructioninde玎adedminedlandinLoessPlateauKeywords：ThelandsofreclamationinAntaibaoMineT