mulch farming

例句：

1. 1.Mulch farming is an effective method for soil conservation and nutrient cycling.
   覆盖耕作是一种有效的土壤保护和养分循环方法。
2. 2.The farmer used mulch farming techniques to improve the soil quality of his farmland.
   这位农民使用覆盖耕作技术来提高他农田的土壤质量。
3. 3.In some regions, mulch farming is also used as a means of controlling weeds and pests in agricultural fields.
   在一些地区，覆盖耕作也被用作控制农田杂草和害虫的一种手段。