一、引言 毛西黄土泥流发生于西安市灞河左岸的白鹿塬边(图1)。泥流的形成、运动和堆积的发育过程,都是非常明显,具有区域性代表。关中盆地黄土台塬的边坡稳定性差、重力侵蚀极强、老滑坡沿塬边成群成带分 I. INTRODUCTION The loess mudslide in Shanxi Province occurred on the white deer plateau on the left bank of Bahe River in Xi’an (Figure 1). Mud flow formation, movement and accumulation of the development process, are very obvious, with a regional representative. Guanzhong Basin loess plateau slope stability is poor, extremely strong gravity erosion, the old landslide along the plateau into a group of points