山西地处内陆,不仅地貌复杂,山多川少,耕地质量差,水土流失严重。而且水资源极为贫乏。全省水资源总量1.42亿立方米,约为全国水资源总量的0.52％,人均476立方米,不及全国人均的1/5,每公顷耕地平均水资源量239立方米,不及全国1/7。全省有80％的灌区水资源严重不足,有近600 Located inland, Shanxi is not only a complex landform, less mountainous and less productive, poor quality of cultivated land, serious soil erosion. And water resources are extremely poor. The province’s total water resources of 142 million cubic meters, accounting for about 0.52% of the total national water resources, per capita 476 cubic meters, less than the national average of 1/5, average water resources per hectare of cultivated land 239 cubic meters, less than the national 1 / 7. About 80% of the province’s irrigation water is seriously under-utilized, with nearly 600%