简介:Forestfiresoccurrenceisinfluencedbymanyfactors,suchasinter-annualweathervariationsandregionalfueldistributions.Firesoccurrenceindifferentforestregionhasdistinctspatialandtemporalcharacteristics.ThepaperstudiedthenaturalforestfireenvironmentinNortheasternChina,aswellasforestfiresoccurrence,burnedareaandfireseasonsinNortheasternForestRegion.Theresultshowsthatmorethan50%ofannualburnedareaoccurredinNortheastChinaForestRegion.Mainfireseasonsintheregionarespringandautumn.Firesoccurrenceinspringislargerthanthatinautumn.Therearefewfiresinsummer.Theauthors'suggestionsforfiremanagementdepartmentaretoemphasizethefuelmanagement,improvetheroadsconditions,andenhancethefirescontrolability.
简介:Urbanforestry,whichroseinthewestinthelatterhalfofthe20thcentury,isatypeofforestryservingforcity.Itsimportantcharacteristicisthatitmakesthroughitsnarrowsense,or"urbanafforestation",whoseobjectiveistomakecitygreenandbeautiful,anddevelopsintoaforestrysystemservingfortheurbansystem.Theconsequenceofrapidmoderncivilizationisthatskyscrapersconcentrateinurbandistrictandgreenspacebecomenarrower,resultingthatgreen
简介:Asadevelopingcountrywithalargepopulationandafragileecologicalenvironment,Chinaisparticularlyvulnerabletotheadverseeffectsofclimatechange.BeginningwiththeRioConferenceof1992Chinahasplayedaprogressivelyenhancedroleincombatingclimatechange.Aseriesofpoliciesandmeasurestoaddressclimatechangehavebeentakenintheoverallcontextofnationalsustainabledevelopmentstrategy,makingpositivecontributionstothemitigationandadaptationtoclimatechange,among...
简介:TheprimaryconservationobjectiveinChinaistoestablishnaturereservestoprotectbiologicalresourcesandnaturalheritage,protectecosystemswhichareofglobalimportanceorhaveuniqueregionalfeatures,protectendangeredandthreatenedspeciesandtheirhabitat,andsafeguardthegeneticresources.By2000,thenumberofnaturereservesincreasedto1,276,whileatthesametime,thetotalareaprotectedinnaturereserveswasupto123millionha.Ofthetotalnumberofreserves,908sites...
简介:Rattan-relatedproductsfromChinaarepopularandwellknownininternationalmarket,butChinaisfacingshortageofrattancanesupply,andextinctionofsomerattanspecies.ThebiggapbetweendemandandsupplyofrattancanesinChinamarketisurgenttobebridged.ThispapermakesabriefintroductiononrattanintheworldandanalyzestherattantradeinChina.Thelossofhabitats,overexploitationandinadequatereplenishmentofrattanresultinadepletingresourceandtherearemanychalle...
简介:Forestbioenergyisanalternativetofossilenergy.Althoughforestbioenergyisofgreatvaluetoeaseenergysupply,thereisstillastrongcallfortheresearchofwhatimpactforestbioenergyplantationwillexertonenvironmentifunderlargescaledevelopment.Bydiscussingtheresourcepotentialanddevelopmentstatusofforestbioenergy,thepaperattemptstoexplorethepotentialimpactofforestbioenergyonenvironmentandgivesomerecommendationstomitigateandevenavoidnegativeimpact.
简介:Basedonthedatafrom2002to2010,thepaperanalyzedthesituationoftimbersupplyanddemandinChina,andconcludedthatsupply-demandcouldbebalancedbasicallyiftakingaccountingoftimberimport.BasedonthedatafromtheSeventhNationalForestryInventory,thepotentialofprovidingtimberfromnaturalforestandplantationwasanalyzed.ThepaperalsoforecastedthefuturefeaturesandtrendoftimbersupplyanddemandinChina.Intheend,strategicmeasuresandtechnologicalandpolicygua...
简介:EucalyptsareverypopularforrevegetationinmanypartsofsouthChinabecauseoftheircapacitytotoleratedegradedsitesandunfertilesoils,andtheirfastgrowthpotentialtocoppice.Thispaperreviewsadecadeoffieldtrialsinchina,undertakenaspartofseveralbilateralresearchprogramsinplantationforestry,concerningtheuseoffertilizers,harvestresiduemanagementandinoculationwithectomycorrhizalfungi.Oneofthekeyquestionsaddressediswhethertheproductivityofplantation...
简介:Inrecentyears,thequantityandqualityofglobalforestresourcesaredecliningcontinually.Contrarily,thebothinChinaareincreasing,whichisdeeplyrelatedtothesustainableforestmanagementandeco-systemmanagementinChina.Withthetrendthatworldcommunityknowsmoreabouttheimportantroleofforest,moreandmorefunctionsofforestarerecognized.TheimpactandfunctionsofChina'sforestrydeservemoreconcern.Basedonsomeexperiencesinthefieldofforestryresearch,theauthors...
简介:ChinahasbeenmakingeffortstoimproveclimatechangeswhichhavedrawninternationalattentionssinceChinaformallysignedUNClimateChangeFrameworkin1992andratifiedKyotoProtocolinAugust2002.TheareaofChina’sforestplantationranksthefirstatpresentsoglobalcloseattentionispaidtoforestcarbonmarketinChina.Thisarticleintroducesthat5110milliontofcarbondioxideequivalenthavebeensequestratedbyChina’sforestduring1980to2005,Chinawillhave4.2billiontofcar...
简介:ThepresentsituationofforesttreegeneticgermplasmresourcesresearchandconservationinChinaisintroducedwhichincludingthebackground,decision-makingofconservationstrategiesandprinciples,theplanofareadivisionandtreespeciesclassification,thesamplestrategyofgermplasmconservation,theadvancesinconservationpatternandrelatedtechnologiesresearch,theachievementsofgermplasmconservationandutilizationinChina,andtheproblemstobesolved.Therecentachievementsa...
简介:Basedontheanalysisonpolicysuchaspropertyrights,taxandadministrationfee,harvestingandcirculationofforestproductsinLin'anModeiForest,somepolicyissuesinthedevelopmentofLin'anModelForesttowardssustainableforestmanagementwereraised:(1)Theleveloftimbertaxandfeeisquitehighandtherearemanykindsoftaxesandfeessuchasfeesforforestsilviculture,forestrymaintenance,forestprotection,cityconstruction,town-service,additionalfeeforeducationando...
简介:TheshortageofforesttendingfundsinChinahascausedtheretardedthinningforthoseforeststhatneedurgentlythetendingthinning,whichinturnhasanegativeimpactontheimplementationofforestmanagementactivitiesandresultsinthepoorstateofforestquality,functionandhealthy.Thispaperanalyzedthenecessitytoimplementforesttendingsubsidies,concludedtheexperienceabroad,andproposedsomepolicyrecommendationsonhowtoimplementforesttendingsubsidiesinChina.Itwasindi...
简介:BasedontheintroductionoftheSino-RussiantimbertradeandthehistoryabouttimberexportinRussia,thepapergivesthereasonsfortheadjustmentinRussiantimberexportanditsinfluenceontimberimportinChina.FinallycountermeasuresagainstRussianadjustmentintimberexporttariffsareproposed.
简介:ThemainproductsandspecialzonesofChina’sfurnitureindustrywerepresentedfirstlyinthispaper.Somefeaturesoffurnitureindustrywerereviewed,includingthesourcecountriesoffurniturematerials,mainspeciesoffurniturematerials,thedistributionofmajorproducersandthemainmarketsofChina’sfurniture.Inaddition,themanagementoffurnitureindustrywasdescribedintheend.
简介:PiceamongolicaisanendemicandendangeredspeciesinChina.EcosystemmadeofPiceamongolicaisaspecialsandyforestecosysteminChina.Itisfoundatecotonebetweenforestandsteppe,oragriculturaldistrictandpastoralarea.Basedoninvestigation,thispaperdiscussedtheformationanddistributionofPiceamongolicaandstudieditsnatureaccordingtoecotonetheory.ItisclarifiedthatPiceamongolicabelongstoPiceameyeriseries.Thatistosay,itbecamealocalracethroughlong-termadaptationtothelocalclimate,thenformedallopatricsemi-species,andfinallyturnedintoataxonomicalspecies.Piceamongolicaforestisasuperzonalclimaxcommunitydevelopinginecotonebetweenforestzoneandsteppezone.
简介:Withworldpopulationgrowtharablelandareaisdecreasing.Salinesoilisanimportantnaturalresource.Howeverithasnotbeenwellreclaimedowingtoadverseconditions.Forestationisonewayofsaltysoilutilization;ontheotherhand,itcanimprovesoilqualityaswell.Themechanismofsalinitytoleranceisthebasisfortreespeciesselectionwhenplantinginsaltaffectedsoil.Differentplantshavevariouswayofsalinitytolerance,somearesalt-exclusion,e.g.Elaeagnusangustifolia;somearesalt-secretion,e.g.Tamarixspp.;somearesalt-dilution,e.g.Hordeumvulgare;somearesalt-avoidance,e.g.Rhizophoraapiculata.Treesarefavorable,whicharesalttolerantanddroughtorwaterloggingtolerant,aswellasgrowfast.Aftertreespecieshavebeendecided,sitepreparationincludingchangeorexchangeofsoilisnecessary.Meanwhilesuitabledensityoftreesandplantingtimemustbecarefullyconsideredintermsofsoilconditionsandclimaticcharacteristics.Nowalargescaleofforestshasbeenestablishedinsalt-affectedsoilinChinabythemeansdiscussedinthepaper,andprotectforestsystemalongcoastplaysimportantrolesinsocio-economicsustainabledevelopmentandimprovementofeco-environment.