Present status of salt-affected and waterlogged soils in Dasht-e-Azadegan and management strategies for their sustainable utilization
Salt-prone land and water resources are major impediments to the optimal utilization of crop production systems in many arid and semi-arid regions of the world, including Iran (Alizadeh et al. 2004; Moghaddam and Koocheki 2004). The salinization of land and water resources has been the consequence of both anthropogenic activities (causing human-induced or secondary salinity and/or sodicity) and naturally occurring phenomena (causing primary fossil salinity and/or sodicity) (Ghassemi et al. 1995).