大庆位于黑龙江省西部 ,松嫩平原中部 ,属于闭流区域 ,无自然河流。北部有引嫩干渠 ,东侧有人工安肇新河 ,境内多草原和自然沼泽 ,湖泊星罗密布 ,河网不甚发育 ,由于本区历史上是低洼湖区沉积而成 ,土壤盐碱度较高 ,尤其是现存湖泊附近土壤盐碱度更高。大庆地区盐渍化土壤属于 Daqing is located in the western part of Heilongjiang Province and the central part of the Songnen Plain, which belongs to the closure flow area and has no natural river. In the north there is a tender main canal. There are artificial Anzhao New River to the east, multi-grassland and natural swamp in the east, starburst in lakes and less developed river network. Due to the deposition of low-lying lake area in history, High, especially in the vicinity of the existing lake soil salinity higher. Salinization in Daqing area belongs to the soil