東北東部山區(qū)部分主要樹種鄰體影響半徑研究.pdf

1、東北林業(yè)大學碩士學位論文東北東部山區(qū)部分主要樹種鄰體影響半徑研究姓名：楊光申請學位級別：碩士專業(yè)：生態(tài)學指導教師：國慶喜20060601：：：：=：：壘墊竺!!查蘭!!圭耋些篁蘭：=：：：：=：==：=：：：：AbstractWjththeIhomughresearchofplanCspeciesjntemctionsandthedeVeIopmentofcompuIerapplicatiOntechnOlOgy，Ihespatjalf

2、bresIdynamicmodelbasedonindiVidualshasintroducedplantspeciesinteracIionsOfsmallscalestOinspectthedynamicchamcterisCicSandchanges0flargescale，whjlethefoundatjonofIandscapesCructuralchangesisdistribution，growlhandinteracti

3、onsOfplantindividualsThecharacteristicsofplantindiVidualgrowIhdete咖inethatnotresourcescaptufcamongallthcindiVjdualsbuttheinteractionsofjnterfbrencewithncjghbOringjndivjdualsjnap叩ula“onp】aysacrucjalr01edurjngtllegrowingpr

4、ocessForacenajnspedes，theneighborhoodinnuencesinabigspatialscopenamelynei曲borhoodinfluenceradiuswhichnotonlyaffectstheplantindiVidualgrOwth，butpopulation‘sstructureanddynamicsThenejghborhoodinnuenceradiusdetcrminedbyobje

5、ctindiVidualisnotonIyaIlimportantpremiseforinteractionsamongplantindiVi“als，butalsoaValuableparameterforanalysisofinteractionsamOngpIaIltindiViduaIsandproVidingdataforforesIdynamicmodelTheneighborhoodtype，thesize，thedist

6、ance，thenei曲borhoodamountcomplicatethenejghborhoodinfluen∞study，therefore，themajoriIynei曲borhoodinfluenceradiusresearchwaslimitedinthepurecropandthemixedforestandtherewerefcwpapersaboutthatofnaturaIforestsWiththemethodof

7、growthequationregressionanalysis，panitjonfittingdeterminationandgrowthringanalysis，ourstudydjscussedneighborhoodinnuenceradiusatdjfferen￡slopeinnaturalsecond8ryfofestTheresultsshowedthat：withtheregressionanalysisofBe肌抽p腸

8、卯緲f缸，A以“5kor8tensts，AbtcsHcphrolepts，Piccnlc。ynmaIvaLlc。mic淞is，n粗Betulncostatn，也eIewasasjgnjfjcantncgatjvecoⅡelatjonbetweennejghborhoodjnterferenceindexand山egrowlh(040～089)aIldthecorrclationcXtentdependedonthenei曲borhood

9、innuencezoneandslopeThcneighborhoOdinnuencezonecorrespondjIlgIomaxjmalregressiOn∞efficientR。wasthenejghborhoodinnuenceradiusBasedOnthelinearsubsecCionregressionbetweenneighborhoodinterferenceindexandinnuencezoneoffiVespe

10、cies，theneighborhoodinterferenceindexincreasedwiththeincfeasingzoneandtherewasapreViousincreasingtrendinacenainscope，whiletheincreasingtrendslackenedbeyondthezoneTheneighborhoodinnuencezonecorrespondingtotransitionpoinI、

11、vastheneighborhoodinfluenceradiusTheneighborhoOdinterfbrenceindexposjtivelycorrelatedwiththeneighborhoodinfluencezoneandtherangeOfR2was040～064Withtheanalysisoftreecoresof，“g^ln5，以口n出^Hrfc以，F(xiàn)rnx打zHsm口n(b^“rfcnatmiddleandl