不同微地形Shannon-Wiener指数的大小顺序为陡坎切沟浅沟原状坡面缓台塌陷。
The Shannon-Wiener index on the micro-topography and undisturbed slope was in the order of scarp gully shallow gully undisturbed slope platform collapse .
盐沼外侧边缘发育有明显的陡坎冲沟。
And ( 4 ) obvious gulch outside edge of the salt marsh .
陡沟