At the same time, soil may have the risk of alkalization.In order to prevent salt-alkalization of soil, the survey network of water and salt should be established.

• 而竖井灌排影响下的土壤则在整个剖面上均表现出脱盐的趋势，但同时却又存在发生碱化的风险及地下水矿化度的提高。