Fig 1.
Number of collapsing gullies in areas of southern China.
Data are from Feng et al. (2009).
Fig 2.
A typical collapsing gully in the hilly granitic region of Anxi County, Fujian Province (photo: Shuwen Ding), consisting of (1) upper catchment; (2) collapsing wall; (3) colluvial deposit; (4) scour channel; (5) alluvial fan.
Fig 3.
Farmland covered by an alluvial fan from a collapsing gully in Tongcheng County, Hubei Province (photo: Shuwen Ding)
Table 1.
Different particle-size distributions under different land-use patterns in the alluvial fans of collapsing gullies (%).
Table 2.
Soil fractal dimension of different land-use patterns in the alluvial fans of collapsing gullies.
Fig 4.
Soil physical and chemical properties of different land-use patterns in the alluvial fans of collapsing gullies
Fig 5.
Correlations between soil fractal dimension and soil particle-size distribution.
Table 3.
Regression and correlation analysis of the soil fractal dimension with soil physico-chemical properties.
Fig 6.
Correlations between soil fractal dimension and soil physical and chemical properties.