Animal dung enriches the soil by providing nutrients for plant growth.

动物的粪便通过向土壤提供营养物来促进植物生长。

They use the ash to enrich the soil.

他们用灰烬来肥沃土壤。

We tried to enrich the soil with nutrients, for example, with phosphorus with potassium.

我们试图用养分来丰富土壤，比如，用磷和钾。

And as the leaves break down, they will enrich the soil to give spring plants more nutrients.

树叶分解，土壤会变得肥沃，为春季植物提供更多的营养。

And that process will enrich the soil with nutrients.

这个过程将使土壤富含养分。

Farmers enrich the soil with natural fertilizers.

化学肥料、杀虫剂和生长激素被禁止使用。农民用天然肥料丰富土壤。

Volcanoes bring other vital minerals to the surface that enrich the soil and release gases that help create the air we breathe.

火山还把其他重要的矿物质带到了地表，土壤因此变得肥沃，火山还释放出参与创建了大气的气体。

In fact, the natural process of wood decomposition enriches the soil and makes it more suitable for future generations of tree.

事实上，木材分解的自然过程肥沃了土壤， 使其更适合后代的树木生长。

Then you can compost the dead plants, kitchen scraps and droppings from the chickens and cattle to enrich the soil, and the cycle continues.

然后你可以将枯死的植物、厨房垃圾和鸡和牛的粪便制成堆肥来肥沃土壤，如此循环。

But regardless of when exactly they were printed, these bills at some point have to come out of circulation and some of them are used to enrich the soil.

但不管它们究竟是什么时候印刷的，这些钞票总有一天会停止流通， 其中一些被用来肥沃土壤。