And it's more energy-efficient because it doesn't rely on synthetic fertilizers or pesticides.

而且有农业更节，因为它不依赖合成肥料或杀虫剂。

Christmas trees can be cut up to be used as fertilizer. They can also be cut and used to provent the wearing down of soil.

可以将圣诞树砍碎为肥料，可以砍下来用预防土壤销蚀。

For example, in countries like the United States, where most farming operations use large applications of fertiliser, changing such long-standing habits will require a change of system.

比如，在像美国这样的，大部分农业操中都会使用大量肥料的国家，改变这种存在已久的习惯将需要一种系统的变化。

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

度施用肥料农药会污染蔬菜土壤。

They serve as a natural fertilizer and help support the roots of future crops. They take in rain and allow it to flow into the soil instead of running off.

这个小口子发挥着天然肥料的用，而且够帮助支撑之后种下的庄稼的根茎。它们盛纳了雨水并将其导入泥土中，而不是任其白白流走。

Without tractors and energy-intensive fertilizer, people grow less food.

没有拖拉源密集型肥料，人们的粮食产量就会减少。

At some point, too much fertilizer can actually cause the total yield to fall.

在某种度上，多的肥料实际会导致总产量下降。

Where we would eat crops fertilized with our own waste.

我们的排泄物可以为肥料培育可食用的农物。

The feces can become organic fertilizer minus the heavy metals.

粪便可以变成有肥料减去重金属。

He lay down meekly in the manure, facing the door.

它乖乖地在肥料堆上躺下来，面对着门。

They have told us to give them the crops stubble and they will give us carbonized fertilizer which will reduce our costs as farmers and help our crops.

他们已经让我们把物残茬给他们，他们将给我们碳化肥料，这会减少我们农民的成本并有助于庄稼的生长。

It doesn't use freshwater or fertilizer to grow.

它不靠淡水或肥料生长。

The Rich Earth Institute has been using urine as fertilizer since 2012.

丰富的地球研究所从2012年起就开始用尿液做肥料了。

Fertilizers, for example, for crops that wash into rivers and then eventually out to sea.

例如，冲进河流并最终流向大海的农物肥料。

It can produce 10 times more crops than traditional farming methods and even controls the amount of water and nutrients each plant gets.

它比可以产出传统种植方式10倍的农物，并且可以控制对每棵植物喷洒水肥料的量。

Their shells make great fertilizer and the parts that restaurants throw away can be used to shore up New York City.

它们的外壳是很好的肥料，餐馆扔掉的那部分可以用来支撑纽约市。

Promession, for example, freeze-dries and pulverizes the body, creating a powder that can turn into compost when mixed with oxygen and water.

举例来说，冷葬技术将尸体冻乾然后磨碎，形成的粉末混氧及水够成为肥料。

It doesn't need fertilizer because it grows wild.

它不需要肥料，因为它是野生的。

But in the 19th century, humans began to exploit guano supplies and sell it as fertilizer, leaving penguins and their eggs exposed to predators and a scorching sun.

但在19世纪，人类开始将鸟粪为肥料出售，使企鹅它们的蛋暴露在掠食者烈日之下。

The better part of the man is soon plowed into the soil for compost.

人的大部分很快会被犁入泥土成为肥料。