简介:Thepapercameupwiththebasicprinciples,technologysystem,planningandforestgovernancesystemofclose-to-natureandvalue-orientedforestmanagementonthebasisofdiscussionsonitsconceptandtheoreticalfoundation,andfinallyintroducedinitialeffectsofclose-to-natureandvalue-orientedforestmanagementimplementedinHarbin.
简介:Restorationofmountainslopeforestsisoftenusedtoachieveoneoracombinationofthefollowingaims,includingincreasedproduction,soilprotectionandwildlifeconservation.Inthispaper,biodiversity-orientedsilviculturewasproposedasadesignprincipleinforestrestorationfromwhichstripcuttingofshrubswasusedastherestoringtechnologyofforests.MorethanlO-year-observationsandexperimentalresultsoftheafforestationpracticesintheupperreachesofMinjiangRiver,Sichuan,China,indicatedthatthetechnologywasfeasibleandhadmanyadvantages.Strip-cuttingofshrubsamelioratedmicroclimateconditions,improvedsoilnutriemlevelforthegrowthoftargettreespeciesandincreasedthephysicalsurvivalofpinespecies.Structuraldiversity,intermsofspecies,didnotincrease,butashrubspecieswasobservedtodifferentiatefromshrublayerandtendedtoformmixedforests.Preservebeltsofthetechnologyweresupposedtomeetpublicdemandsincludingbiodiversityconservationandsoilprotection,andactasabasicstageinecologicallyprogressivesuccession.ThepromisinginitialresultsindicatethatstripcuttingofshrubsmaybeaneffectivepracticeforforestrestorationintheupperreachesofMinjiangRiver,Sichuan,China.