生态防护林是城市绿地系统的一部分,滨海盐碱地区由于土壤含盐量高、地下水矿化度大、水位高、冬季季风严重、空气干燥等,存在着绿化要求科技含量高、生态系统维护难度大等问题。生态防护林作为滨海盐碱地大地园林化的重要组成部分,它的营造成功与否对于整个城市区域范围内生态 Ecological shelter forest is a part of urban green space system. Due to the high salt content, large salinity of groundwater, high water level, severe monsoon in winter and dry air in coastal saline-alkali areas, there is a need of high technology content and high ecological protection problem. Ecological shelterbelt as a coastal saline-alkali landscaping an important part of the garden, its success or not for the construction of the entire urban area within the ecological