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生物多样性 1993
reconstructionandprotectionofforests:criticalwaysforrecoveringandenhancingspeciesbiodiversityKeywords: speciesdiversity,naturalrecoveryofforest,artificialreconstructionofforest,dinghushanbiospherereserve Abstract: ？speciesdiversityiscloselyrelatedtoforests.themajorreasonfortheacceleratedextinctionofspeciesisdeforestation,especiallyinthetropics.weshouldattachgreatimportancetoreforestationandprotectionofhabitatssoastoregainandconservespeciesdiversity.inthispaper,wewilldiscusstwomethodsofreforestation(naturalrecoveryandartificialreconstruction)？,andtheireffectsonspeciesdiversityincrement.weproposethatartificialmethodcanraisespeciesdiversitymoreeffectivelyandrapidlythannaturalmethod.meanwhile,basedonthefactthathighspeciesdiversityandamplebiologicalresourcesexistindinghushanbiospherereserve,wesuggestthatmoreprotectedareas,eveniftheyarenotsobiginsize,shouldbeestablishedinchinatoconservespeciesdiversityandprotectmoreforesthabitats.
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