新疆盐碱土改良技术第二讲排盐新疆农科院土肥所杨柳青新疆在生产上应用较多的排盐技术，工要是通过明沟排水，暗管排水，泵站排水以及竖井栅水来完成。一、明沟排水明沟排水是当前地下水位较高，矿化度大的灌区改良利用盐碱土的一项关键措施。它能迅速排走洗盐水，提高冲... Xinjiang saline-alkali soil improvement technology Lecture 2 Xinjiang Academy of Agricultural Sciences Soil and Fertilizer Yangliuqing Xinjiang in the production of more salt drainage technology, workers through the gully drainage, culvert drainage, drainage pumping station and the shaft to complete the water. First, the ditches Drainage ditch drainage is currently a high groundwater level, the degree of salinity irrigation area to improve the use of saline-alkali soil is a key measure. It can quickly discharge wash salt water, improve red ...