梯级连环治理,是黄土丘陵沟壑区坚持综合治理基础上的一种衍生模式。近年来,这种模式开始在忻州地区孕育产生,初步展示了生态型治理的新趋势。一、忻州地区自然概况忻州地区地处黄土高原,总面积25173平方公里,山地、丘陵区占到90.5%,水土流失 Cascading cascade governance is a derivative model based on comprehensive governance in the gully areas of the Loess Plateau. In recent years, this model began to produce birth in Xinzhou area, initially showed a new trend of eco-governance. First, the natural state of Xinzhou Xinzhou area is located in the Loess Plateau, with a total area of ​​25,173 square kilometers, mountainous, hilly area accounts for 90.5%, soil erosion