gully erosion

基本解释

Because there is serious gully erosion, the sediment loading of watershed outlet is obviously added.
严重的沟道侵蚀显著增加了运移到流域出口的泥沙。
From above to below, the erosion types ordinally are sheet erosion, gravitational erosion, rill erosion, gully erosion, sediment.
自上到下侵蚀主要表现为片蚀、重力侵蚀、细沟侵蚀、切沟侵蚀、冲沟侵蚀、沉积。
Gully erosion, extensively distributed and intensively developed in the Upper Yangtze River Basin, is the major sediment source of the Yangtze River.
冲沟侵蚀是我国长江上游地区最重要的侵蚀过程，是河流泥沙的主要来源。