deep plough level

例句：

1. 1. The soil is deep plough level, which means it has a lot of organic matter.
   土壤是深犁层，这意味着它含有大量的有机物质。
2. 2. Deep plough level soil is ideal for growing crops.
   深犁层土壤非常适合种植作物。
3. 3. The farmer used to use deep plough level soil to grow his crops.
   那位农民过去经常使用深犁层土壤来种植他的庄稼。