陕北的水土保持工作,早在抗日战争中的一九四三年,陕甘宁边区政府建设厅就开始领导坝淤与梯田工作(如关中赤水县的原地修埝,靖边,延长等地的沟渠拦淤,绥德县的水窖、梯田等)。至一九四六年起,增设水土保持专责科员从事经常搜集与宣传。在一九四九年蒋胡匪帮被逐出延安,兵灾遍地,极端困难的情况下,陕北 Soil and water conservation work in northern Shaanxi began as early as 1943 in the Anti-Japanese War, and the Office of Government Construction of the Shaanxi-Gansu-Ningxia Border Region began to work on dams and terraces (such as in situ repair of Chishui County in Guanzhong County, Jingbian, extension, etc.) Ditch silt to the ground, Suide County cellar, terraced fields, etc.). Since 1946, additional members of soil and water conservation departments have been established to conduct regular collection and publicity. In 1949, when Chiang Kai-shek gangs were expelled from Yan’an and were dispatched to places of war and extreme hardship, northern Shaanxi