vertical mulching

例句：

1. 1. The farmer used vertical mulching to improve soil quality.
   农民使用垂直覆盖物来提高土壤质量。
2. 2.The new method of vertical mulching is expected to save time and labor.
   新的方法使用垂直覆盖物预计将节省时间和劳动力。
3. 3.The vertical mulching system helps reduce soil erosion and maintain soil health.
   垂直覆盖系统有助于减少土壤侵蚀并维护土壤健康。