soil quality

例句：

1. 1.The soil quality directly affects the growth of plants.
   土壤质量直接影响植物的生长。
2. 2. To improve soil quality, farmers need to use organic fertilizers.
   为了提高土壤质量，农民需要使用有机肥料。
3. 3. The soil quality is an important factor in determining crop yield.
   土壤质量是决定作物产量的重要因素。