Traditional slash and burn farming methods have exhausted the soil.

刀耕火种的传统耕作方式已经使土壤枯竭了。

In those remote mountains people used to farm by the slash and burn method.

那个偏僻山区，过去是刀耕火种。

This is known as slash and burn.

这就是所谓的刀耕火种。

This process has typically been achieved by clearing the forest using fire—"slash and burn"—followed by planting of crops.

这个转变过程非常明显是通过用火来毁灭森林-“砍倒然后烧掉”-接着栽种上农作物来实现的。

Codariocalyx motorius growed as a common perennial pioneer plant in slash and burn shifting field in tropical and subtropical mountains of Yunnan Province, China.

舞草为云南热带、亚热带山区刀耕火种轮歇地的一种常见多年生先锋植物。