[12] 25km 18km ( ) 810~970m398km 2 [13] ( 1) N E ; NNE10 SSW190 ; [ ] U 20~100 m 100~200 m [19] : ; (

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1 JOURNAL OFDESERT RESEARCH Vol.33 No.2 Mar [J] (2): doi: /j.issn X : ; : : (801813) : (1971 ) ( ) ruijiedong@163.com 1 12 ( ; ) : : ; ; : X(2013) :P doi: /j.issn x :A [8] ( ) [1-4] [5] [146] : [9] [10] [10-16] [1115] ( ) ( ) Hedin [7] 1903 : 2.2

2 [12] 25km 18km ( ) 810~970m398km 2 [13] ( 1) N E ; NNE10 SSW190 ; [ ] U 20~100 m 100~200 m [19] : ; ( N E ) km 85km 1 (A) (B)GoogleEarth Fig.1 TheGoogleearthimagesofnorthernareaandsouthernareaoftheDunhuangYardangNationalGeologicalPark [20] :1 : ;2 : ( );3

3 2 : 405 : 3.2 ( 2) [21]. ( ) ( ) ( ) [22] ( ) [2] ( ) Fig.2 ThepicturesofYardanglandformlandscapes devilcastle and fleetouttosea 4 ( 3 4) 1) 10 ~20m 40 m 2)

4 ( : Fig.3 ThepicturesofYardanglandformelementscomposition 4 ( : Fig.4 ThepicturesofYardanglandformelements

5 2 : m 3) 5~20 m 4) m ( 5) : ; ( ) ; : 5 (AB: ;CD: ;EF: ) Fig.5 ThepicturesofmicrostructuresofYardanglandform

6 [21] 3 ( 1 2) 1 Table1 TheevaluationindicatorsofsparseanddenselandscapesofYardanglandform 10m 5 5 5~10m 3 3 5m m ~50m m Table2 TheevaluationindicatorsofsingleelementanderodeddunelandscapesofYardanglandform 5m 5 5 3~5m 3 3 3m ( 3) m 800m

7 2 : Table3 TheweightsofdiferentYardanglandscapetypesforaestheticdegreeevaluation q1 q2 q3 q ) ( 4): 4 LQ = 1) F iqi (2) i=1 ( 4): :LQ ;F i n ;qi F n = fn-i (1) i=1 :F n ;fn-i : 50 30~25; 24 ~44; 43~38; 37~30; 30 : 45~40; 39~31; 3) : 35 ~31; 30~23; 22~19; 18 ( 5) 4 Table4 TheevaluationresultofaestheticdegreeofYardanglandformlandscape inthedunhuangyardangnationalgeologicalpark /% /% /% /% /% Fig.6 ThespatialpaternofaestheticdegreeofYardanglandform landscapeinthedunhuangyardangnationalgeologicalpark 54% 25% 18% : 3%

8 % 9% 10%; 15% 16% 8% : : 衷心感谢各位审稿专家及中国沙漠编辑部对本文提出的许多宝贵的修改意见! 29% 22% : [1]. [J] (3): % [2]. 49% [3] (4): ) [6] ; 2) [8] (5): [9]. [M]. 4 [J] (4): Buletin193445(1): : [M].New York:Wiley1973. [19] (1): [20]. [21]. [J]. [4]. [J] (5): [5]. [D]. : 2010:. [J]. 2004( ):9-10. [7] HedinSA.CentralAsiaandTibetTowardstheHolyCityof Lassa[M].New York:Seribners [J]. : 2007: [10]. [M]. : 2011: [11]. [M]. : [12]. [J] (1): [13] BlackwelderV T.Yardangs[J].GeologicalSocietyofAmerica [14] Ward A WRonald G.EvolutionoftheyardangsatRogers lakecalifornia[j].buletinofgeologicalsocietyofamerica [15]. [M]. : 1987: [16] Gutiérrez-ElorzaMDesirGGutiérrez-SantolalaF.Yandangs inthesemiaridcentralsectorofthe Ebro Depression(NE Spain)[J].Germorphology200244(1/2): [17] Fox R WMcDonald A T.IntroductionofFluid Mechanics [18] Hagedorn H.UntersuchungenuberRelieftypenariderRaume anbeispielenausdem Tibesti-GebirgeundseinerUmgebung [J].ZeitschriftFurGeomorphologie197111(S1): [J]. [J] :1-6.. [J].

9 (5): : 411 [22]. [M]. : EvaluationontheAestheticDegreeofYardangLandform Landscape inthedunhuangyardangnationalgeologicalpark DONGRui-jie 1 DONGZhi-bao 12 (1.Colegeof Tourism and EnvironmentScienceShaanxi Normal UniversityXi an710062china ;2.Key Laboratory of Desertand DesertificationCold and Arid Regions Environmentsand Engineering ResearchInstituteChinese Academy of SciencesLanzhou China) Abstract:UsingYardanglandformlandscapeintheDunhuangYardangNationalGeologicalParkasresearch objecttheauthorsputforwardacompositelandscapestructuresystemofpatch-corridor-matrixinyardang landformlandscaperesearchandthoughtyardanglandfromlandscapeelementsincludedfourtypessuchas denselandscapesparselandscapesingleelementlandscapeanderodeddunelandscape.basedontheanaly- sisonspatialcombinationstructureofyardanglandformlandscapeinthedunhuangyardangnationalgeo- logicalparktheauthorsstudiedthecharacteristicsofaestheticdegreeoftheyardanglandformlandscape andanalyzedthespatialpaternofaestheticdegreeoftheyardanglandformlandscape.resultsshowedthat thedenselandscapesparselandscapesingleelementlandscapeofyardanglandformhadgreatcontributions totheaestheticvalueoftheyardanglandformlandscape.theyardanglandformbodyinthedunhuangyard- angnationalgeologicalparkissensitivescarceanduniquewithmonopolystatusandweshouldstrength- entheprotectionoftheyardanglandformlandscapeandfulytapitstourismpotential. Keywords:Yardanglandform;landscapeelements;spatialstructure;aestheticdegree

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