• Geographical Research
  • Vol. 39, Issue 8, 1920 (2020)
Shuang YUAN, Qiang XU*, Kuanyao ZHAO, Xuan WANG, and Cuilin WANG
Author Affiliations
  • State Key Laboratory of Geo-hazards Prevention and Geo-environment Protection, Chengdu University of Technology, Chengdu 610059, China
  • show less
    DOI: 10.11821/dlyj020190988 Cite this Article
    Shuang YUAN, Qiang XU, Kuanyao ZHAO, Xuan WANG, Cuilin WANG. Geomorphological classification and evolution of plateau-beam-loess hills in Heshui county of the east Gansu province[J]. Geographical Research, 2020, 39(8): 1920 Copy Citation Text show less
    Location of the study area
    Fig. 1. Location of the study area
    Contrast of loess geomorphic unit and image
    Fig. 2. Contrast of loess geomorphic unit and image
    Geomorphology of loess plateau-beam-loess hills and classification and division of geomorphic units
    Fig. 3. Geomorphology of loess plateau-beam-loess hills and classification and division of geomorphic units
    Evolution model diagram of plateau
    Fig. 4. Evolution model diagram of plateau
    The location of the evolution of loess geomorphological units
    Fig. 5. The location of the evolution of loess geomorphological units
    Evolution model of Plateau-to-Beam
    Fig. 6. Evolution model of Plateau-to-Beam
    Evolution model of beam
    Fig. 7. Evolution model of beam
    Evolution model of beam-to-loess hills
    Fig. 8. Evolution model of beam-to-loess hills
    Evolution model diagram of loess hills
    Fig. 9. Evolution model diagram of loess hills
    Rose map of gully drainage system trend in Heshui county
    Fig. 10. Rose map of gully drainage system trend in Heshui county
    Distribution of residential areas, roads and plateau in Heshui county
    Fig. 11. Distribution of residential areas, roads and plateau in Heshui county
    编号似圆度Di周长面积比Ci平均坡度边界维数FDi边界临接指数Iij地貌单元类别
    14.925210.86103.731.38740大塬
    24.951410.07464.271.38390大塬
    32.56889.80783.571.32330残塬
    42.302816.03993.601.33690残塬
    52.093319.190812.811.3364-树杈梁
    62.598915.997014.361.3458-树杈梁
    71.741714.300713.441.3000-长窄梁
    81.630725.878612.761.3243-长窄梁
    91.271718.602413.311.27420.10短宽梁
    101.266624.706614.961.28860.22短宽梁
    111.528839.785110.161.34380不规则峁
    121.477640.304912.921.34020不规则峁
    131.250234.347116.591.30630线性峁
    141.263729.138315.981.29780线性峁
    151.193422.977814.651.27650椭圆峁
    161.133539.862317.241.30140椭圆峁
    171.059023.329811.591.26030似圆峁
    181.046625.791915.351.26380似圆峁
    Table 1. Partial data of shape characteristics of loess geomorphological units
    分类似圆度周长面积比平均坡度边界维数边界临接指数地貌
    1.05~1.1023.0~45.0-1.26~1.300似圆峁
    1.11~1.2022.0~45.0-1.27~1.310椭圆峁
    1.21~1.3524.0~40.0-1.28~1.330线性峁
    1.36~1.5318.0~45.06.2~14.31.28~1.340不规则峁
    1.25~1.5320.0~35.07.2~16.11.27~1.330~0.3短粗梁
    1.54~1.9018.0~50.0-1.28~1.40-长窄梁
    1.91~2.8815.1~32.35.2~14.61.30~1.38-树杈梁
    1.70~3.0011.7~15.03.0~4.81.29~1.360残塬
    3.81~5.126.7~11.2-1.37~1.420大塬
    Table 2. Classification indicators of loess geomorphic units
    Shuang YUAN, Qiang XU, Kuanyao ZHAO, Xuan WANG, Cuilin WANG. Geomorphological classification and evolution of plateau-beam-loess hills in Heshui county of the east Gansu province[J]. Geographical Research, 2020, 39(8): 1920
    Download Citation