providing tilth to a soil

例句：

1. 1.The farmer needs to provide good tilth for his crops.
   农民需要为他的庄稼提供良好的土壤。
2. 2. The soil is rich in nutrients that are essential for plant growth.
   土壤富含对植物生长至关重要的养分。
3. 3.The farmer has been working hard to improve the tilth of his farmland.
   这位农民一直在努力改善他的农田土壤质量。