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寺沟小流域,属黄河二级支流,地处保德县桥头镇北端。流域包括桥头镇的7个树,1063户,4779口人,1529个劳力,总土地面积11.5km~2,其中耕地9815亩。治理前这里是一个典型的黄土丘陵沟壑区,山高坡陡,梁峁交错,沟壑纵横,道路崎岖。全流域有较大支沟14条,主沟道长5km,沟壑密度3.85km/km~2。水土流失面积10.35km~2,占总面积的90％,侵蚀模数1万t/km~2。严重的水土流失,导致了群
Temple ditch small watershed, a tributary of the Yellow River, is located in the northern end of Qiaotou Town, Baode County. The basin includes 7 trees in Qiaotou Town, 1,063 households, 4,779 people and 1,529 labors. The total land area is 11.5km ~ 2, of which 9,815 mu is cultivated land. Here is a typical governance before the loess hilly and gully region, steep mountain slopes, beams staggered, ravines aspect, rugged roads. There are 14 large branch ditches in the whole basin, with the main channel length of 5km and the gully density of 3.85km / km ~ 2. The soil erosion area is 10.35km ~ 2, accounting for 90% of the total area, and the erosion modulus is 10,000 t / km ~ 2. Serious soil erosion has led to the group