5Gyssels G,Poesen J.The importance of plant root characteristics in controlling concentrated flow erosion rates[J].Earth Surface Processes and Landforms,2003,28:371-384.
6Jackson R B,Canadell J,Ehleringer J R,et al.A global analysis of root distributions for terrestrial biomes[J].Oecologia,1996,108:389-411.
7Oporstein V,Frydman S.The influence of vegetation on soil strength[J].Ground Improve,2000,4:81-89.
8Li Y,Xu X Q,Zhu X M,et al.Effectiveness of plant roots on increasing the soil permeability on the Loess plateau[J].Chinese Science Bulletin,1992,37:1 735-1 738.
9Gyssols G,Poesen J.The importance of plant root characteristics in controlling concentrated flow erosion rates[J].Earth Surface Processes and Landforms,2003 28:371-384.
10Mattia C,Bischetti G B,Gentile F.Biotechnical characteristics of root systems of typical Mediterranean species[J].Plant Soil,2005,278:23-32.