简介：

简介：

简介：

简介：

简介：

简介：<正>XingtangCountyislocatedinthesouthwestofChina’sHebeiProvince,240kilometersfromBeijing.Coveringanareaof1,025squarekilometers,Xingtangisdividedinto4towns,11townshipsand1provincialleveleconomicdevelopmentzone.Therearealtogether330

简介：Landresourceisthematerialfoundationofhumansurvivalandeconomicdevelopment,andthecultivatedlandistheessenceoflandresources.Thispapertakesthecountyscale,byusingthemethodofGISspatialanalysisandstatisticalanalysisunifies,toexplorethequalityofcultivatedlandinBinchuanCountyusinglevel,andexplaintheutilizationlevelofcountycultivatedlandqualityspatialdifferentiationcharacteristics.Theresultsshowedthat:(1)inthequantityofcultivatedlandqualityandutilizationlevel,theaverageutilizationofpaddylandwasgreaterthanthatofdryland,andthecomprehensiveutilizationofcultivatedlandandsoon.Amongthem,thepaddylandrangedfromgrade6to15,theaverageutilizationwasgrade11.6;drylandrangedfromgrade2to11,theaverageutilizationwasgrade5.9;comprehensiverangeofcultivatedlandisgrade2to15,theaverageutilizationwasgrade8.1;(2)thequalityofcultivatedlandutilizationspatialdifferentiation.Paddyfield,drylandandcultivatedlandandlargevaluedistributioninthecentralandsouthern,invertedVshapedistribution;thesmallerthevaluedistributionintheEastandWest,adumbbellshapeddistribution.Amongthem,theydon’tusealargervalueofpaddylanddistributedinthecentral,Southandsouthwest,themaximumvalueis14.3,thesmallerthevaluedistributionintheWestandEast,theminimumvalueisgrade7;thelargerthevaluedistributionbythedrylandintheSouthandWest,themaximumvalueisgrade10.2,thesmallerthevaluedistributionintheWestandEast.Theminimumvalueisgrade2.3;thecomprehensiveutilizationofcultivatedlanddon’tdistributedlargervalueinthecentral,Southandsouth-west,themaximumvalueisgrade12.7,thesmallerthevaluedistributionintheWestandEast,theminimumvalueisgrade3.5.Thispapercanprovidescientificbasisforthedynamicmonitoringofcultivatedlandquality,thetransformationoflowyieldfarmlandandtheearlywarningofcul

简介：XunWu,acountyin3iangXiProvince,iswell-knownforitsrareearthre-sourcesandbegantodevelopitsREin-dustryin1976whenonlymixedREwasproduced.However,withtheadoptionofacontinuousextractionseparationtech-niqueandrelevantdesignprovidedbytheBaotouResearchInstituteofRare

简介：

简介：

简介：

简介：

简介：

简介：NyimameanssuninTibetan.InthenorthwestoftheNagquPrefecture,thereisacountynamedNyima.Astheaverageelevationofabout5000meters,thecountyiscalledtheplaceclosesttothesun.Photosinthiscolumnpresentthechangestakenplacethereduringaperiodabout30years.Locatedinthenearsouthofthe"noman’sland"inthenorthernTibet,theformerNyimaisverybarrenandpoverty.Butthisisleftinphotos

简介：

简介：Havingheardofthebullfightfes-tivaltotakeplaceinthetownofDrenxiainPanamCounty,Iwenttomakeanon-the-spotob-servationduringmytrip.Itwasreallyagreatanduniqueevent!Thehistoryofmankindembarkingonani-

简介：Subeixi苏贝希isavillageliesinasmalloasistothenorthoftheMt.Huoyan火焰山intheTurfanBasin.Itmeans“theoriginofwater”inChineseandisunderthecontrolofTuyugou吐峪沟Township,Shanshan鄯善County.ThesiteandcemeteriesNos.1and2atSubeixiwerefirstexcavatedinMay1980.Theyweresurveyedacoupleoftimesinthelatertime.Inordertoconstructhighway,theInstitutediscoveredNo.3cemeteryattherein1992;thentheycarriedoutasalvageexcavation.

简介：BetteringorphanrescueandassistancepoliciesandimprovingtheupbringingoforphanshavebeentopontheagendaofChina'scivilaffairsdepartmentsin2006.AsurveyconductedbytheMinistryofCivilAffairsin2005showsthatone-thirdofthecountry's573,000orphansdonotreceiveregular,system-guaranteed

简介：

简介：TheLajia喇家Site,namedaftertheLajiaVillageofGuanting官亭TownshipinMinhe民和County,Qinghai青海,issituatedattheGuantingBasinintheuppervalleyoftheYellowRiver.Inthisarea,affluentecologicalresourcesandwarmandmoistclimatehavebeenwellsuitableforhumanbeings'growthsinceprehistorictimes.