我省山地辽阔,河流繁多,流域面积在100平方公里以上的河流有579条。除陕北部分河流为内陆河流外,其余以秦岭为界,分属长江、黄河水系,前者的主要河流有丹江、嘉陵江、汉江等,流域面积占全省总土地面积的35％;后者有无定河、延河、洛河、泾河、渭河等,流域面积占全省总土地面积的63％。在全省特别是这两个流域,大力营造和发展水源涵养林,截蓄大量降 There are 579 rivers in the vast mountainous area and numerous rivers in the province with a catchment area of ​​over 100 square kilometers. Except for some rivers in northern Shaanxi, which are inland rivers, the rest belong to the Yangtze River and Yellow River. The former rivers include Danjiang River, Jialing River and Han River. The drainage area accounts for 35% of the total land area of ​​the province. There Wudinghe, Yanhe, Luohe, Jinghe, Weihe and so on, the basin area of ​​the province’s total land area of ​​63%. In the province, especially in these two basins, we will vigorously create and develop water conservation forests,