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Spatial scaling effects of gully erosion in response to driving factors in southern China
LIU Zheng, WEI Yujie, CUI Tingting, LU Hao, CAI Chongfa
地理学报(英文版), 2024, 34(5): 942-962.   DOI: 10.1007/s11442-024-2234-y

Factor Time resolution Data description Data source
Lithology 2007 Raster; 1:500,000 (https://geocloud.cgs.gov.cn/)
Soil type 2000 Raster; 1:1,000,000 (http://www.resdc.cn)
Soil erodibility 2018 Raster; 30 m×30 m http://www.geodata.cn
Soil texture 2018 Raster; 30 m×30 m (http://www.resdc.cn)
Soil moisture (m³/m³) 2018.05 Raster; 100 m×100 m (http://www.resdc.cn)
N (g/kg) 2018 Raster; 90 m×90 m http://www.geodata.cn
P (g/kg) 2018 Raster; 90 m×90 m http://www.geodata.cn
K (g/kg) 2018 Raster; 90 m×90 m http://www.geodata.cn
SOM (g/kg) 2018 Raster; 90 m×90 m http://www.geodata.cn
Elevation (m) 2019 Raster; 30 m×30 m (http://www.geodata.cn)
Slope (°) 2019 Raster; 30 m×30 m (http://www.geodata.cn)
Aspect 2019 Raster; 30 m×30 m (http://www.geodata.cn)
Relief 2019 Raster; 30 m×30 m (http://www.geodata.cn)
TWI 2019 Raster; 30 m×30 m (http://www.geodata.cn)
HI 2019 Raster; 30 m×30 m (http://www.geodata.cn)
River 2018 Vector (line); 1000 m×1000 m (http://www.resdc.cn)
Temperature (℃) 1991-2020 Raster; 30 m×30 m (http://digitalmountain.imde.ac.cn/)
Rainfall erosivity (MJ·mm/(ha·h·a)) 1991-2020 Raster; 30 m×30 m (http://digitalmountain.imde.ac.cn/)
Precipitation (mm) 1991-2020 Raster; 30 m×30 m (http://digitalmountain.imde.ac.cn/)
FVC 2018.05 Raster; 500 m×500 m (http://ladsweb.modaps.eosdis.nasa.gov/)
EVI 2018.05 Raster; 250 m×250 m (http://ladsweb.modaps.eosdis.nasa.gov/)
NDVI 2018.05 Raster; 500 m×500 m (http://ladsweb.modaps.eosdis.nasa.gov/)
Population density (person/km2) 2018 Raster; 30 m×30 m (http://www.resdc.cn)
GDP (yuan/km2) 2018 Raster; 30 m×30 m (http://www.resdc.cn)
LULC 2018 Raster; 30 m×30 m (http://www.resdc.cn)
Road 2018 Vector (line); 1:1,000,000 (http://www.resdc.cn)
Settlement 2018 Vector (point); 1:1,000,000 (http://www.resdc.cn)
Table 2 Conditioning factors of gully erosion
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