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龙泉河小流域位于江苏省赣榆县厉庄乡北部,流域总面积26.67km~2,其中耕地面积724.1hm~2,人口密度327人/km~2。 该流域地形复杂,沟壑纵横,地面高低起伏较大,境内有大小山头8座,海拔30～222.5m,属沂蒙山区延续部分,主要成土母质为花岗片麻岩。治理前,流域内水土流失非常严重,农业产量低而不稳。据调查,流域内有大小侵蚀沟
The Longquanhe Small Watershed is located in the northern part of Li Zhuang Township, Ganyu County, Jiangsu Province. The total catchment area is 26.67km ~ 2, of which cultivated land area is 724.1hm ~ 2 and population density is 327 persons / km ~ 2. The topography of the basin is complex, with ravines being vertical and horizontal. There are 8 large and small hills in the territory, with an elevation of 30 ~ 222.5m. It belongs to the continuation of the Yimeng Mountain area and is mainly composed of granitic gneiss. Before the treatment, the soil and water loss in the basin was very serious, with low and unstable agricultural output. According to the survey, the size of the basin erosion groove