soil saturation

例句：

1. 1.The soil saturation levels in the region are critical for agricultural productivity.
   该地区的土壤饱和度水平对农业生产力至关重要。
2. 2.To ensure sustainable agriculture, it is important to maintain soil saturation levels.
   为了确保可持续农业，保持土壤饱和度水平是很重要的。
3. 3.The farmer carefully monitored the soil saturation levels during the irrigation process.
   这位农民在灌溉过程中仔细监测了土壤饱和度水平。