摘要
QuantitativeassessmentoftreespeciesdiversityfromsampleplotsinsevenforestrangesofNayagarhForestDivisioninOdishastateintheEasternGhatsofIndiawasmadeduringtheperiodApril,2011toNovember,2013.Atotalof120transects(1000m95m)werelaidinNayagarh,Odogaon,Pancharida,Khandapada,Dasapalla,Mahipur,andGaniaforestrangesandtreestemsofatleast30cmGBHweremeasured.Theregenerationpotentialoftreeswasassessedfrom5m95msampleplotslocatedwithinthemaintransect.Atotalof177treespeciesbelongingto120generaand44familieswererecordedfromthestudyarea.Shorearobusta,Buchananialanzan,Lanneacoromandelica,TerminaliaalataandCleistanthuscollinuswerethepredominanttreespecies.Thestanddensityvariedintherangeof355.33-740.53stemsha-1whilebasalarearangedfrom7.77to31.62m2ha-1.Thetreedensityandspeciesrichnessdecreasedwithincreasinggirthclass.Thehighestnumberofspeciesandmaximumdensitywasrecordedinthegirthclassof30-60cm.TheShannon-WeinerandSimpsonIndiceswithrespecttotreeswithC30cmGBHvariedintherangeof2.07-3.79cmand0.03-0.37cmrespectivelyandthevaluesofdiversityindicesarewithinthereportedrangefortropicalforestsofIndiansub-continent.Thefamilies,Dipterocarpaceae,Anacardiaceae,CombretaceaeandEuphorbiaceaecontributedtomaximumspeciesrichness,standdensity,andbasalarea.Regenerationofmanytreespecieswasobservedtobepoor.Thepresentstudyprovidesbaselinedataforfurtherecologicalstudies,forestmanagement,andformulationofsite-specificstrategiesforconservationofbiologicaldiversityinmoistdeciduousforestsofEasternIndia.
出版日期
2017年06月16日（中国期刊网平台首次上网日期，不代表论文的发表时间）
