朝阳县北四家子公社八盘沟大队、马跃营子大队及北四家子公社水泉大队等山区社队,在山沟里普遍修建石谷坊,然后用沟两旁的土或山上的腐殖土进行造田,逐年淤土形成沟塘地,从而扩大了耕地面积,把沙石纵横的干河沟变成了沟塘台阶地,实现了沟壑川台化。这样治理的结果,固定了山沟,拦蓄了沟水。防止了山沟冲刷和扩大,保 Chaoyang County, North Fourth Family Bazu ditch brigade, Ma Yueying sub brigade and the North four sub-commune Shui-Quan Brigade and other mountain community, in the ravine generally built stone valley, and then use the trench on both sides of the soil or mountain humus Land preparation, soil silt year after year to form ditches to expand the area of ​​arable land, the vertical and horizontal sand and gravel ditches into ditches to achieve the ditch Chuantaihua. The result of such governance, fixed ravines, dredging ditch water. Prevent ravine erosion and expansion, Paul