Water saving in agriculture and high water demand for salinity leachi ng as in the traditional practices will be a contradiction to be technically sol ved.

• 水资源短缺问题受到越来越广泛的关注，该地区引黄河水量将进一步削减，但另一方面随着社会和经济的发展，耕地面积将进一步扩大；农业节水和传统的用水洗盐方式是一对需要解决的矛盾。