saline-sodic soil

例句：

1. 1. The soil in this area is highly saline-sodic, making it difficult for plants to grow.
   该地区的土壤高度盐质，使得植物难以生长。
2. 2.The farmers are trying to improve the quality of their saline-sodic soil by adding organic matter.
   农民们正在尝试通过添加有机物质来改善他们的盐质土壤的质量。
3. 3. Due to its high salinity and sodicity, this type of soil is not suitable for many crops.
   由于其高盐度和盐质，这种土壤不适合许多作物。