Not a plough had ever disturbed a grain of that stubborn soil.

犁铧从来没有翻动过这片顽土的一寸土壤。

Stripped bare, the soil no longer absorbs the rainwater.

裸露的土壤无法雨水。

The soil near the river is very fertile.

河边的土壤很肥沃。

Kiara Nirghin's invention help soil retain water.

基娅拉的这项发明能够帮助土壤储水。

Farmable soil, if you go to purchase it, costs four dollars a pound.

可耕地的土壤，如果你去购买，价格是四美元一磅。

Plants suck moisture from the earth.

植物从土壤水分。

They also need nutrients from the soil.

需要从土壤里摄入营养。

Recently, Sanchez bought a hand-operated tool which pulls out weeds and loosen soil.

最近，桑切斯购买了一种手动工具，可以拔除杂草并疏松土壤。

Excessive use of fertilizers and pesticides can poison the vegetables and the soil.

过度施用肥料和农药会污染蔬菜和土壤。

Toxic substances like mercury leak into soil and groundwater and disperse in the air.

汞等有毒物质会渗入土壤和地下水，并在空气扩散。

Farmers say they have found black dust in their soil.

一些农民说他发现自己的土壤里都是黑色的灰尘。

At first he tried growing plants in water instead of soil, a method called hydroponics.

起初，他尝试在水种植植物，而不是在土壤里，这种方法称为水培法。

Researchers have gone to the boys' village to collect soil and air samples.

研究人员还采集了其居住环境周边土壤及空气样本。

But that spring, there were new buds popping up from the earth.

但就在春天，从土壤冒出新生的嫩芽。

The material will also add nutrients to the soil.

这种材料还能给土壤增加营养。

The water is re-injected into the earth.

水被进入土壤当。

If you can still dig, plant tulips, daffodils and other bulbs.

如果土壤还挖得动，就种郁金香、水仙花和其他球茎植物。

They analysed waste and soil-like material from the landfill.

他分析了垃圾填埋场的废物和类似土壤的物质。

Normally, the earth stores CO2, which fertilizes the soil.

通常，地球会储存能使土壤变肥沃的二氧化碳。

It can also fix the soil and prevent soil erosion.

并能够固定土壤使水土不流失。