He created a garden last year after his corn crop failed.

去年因种植的玉米收成不好，他便开垦了一个菜园。

We used the wild sunflowers as green manure before planting our corn crop.

在种植玉米之前，我们用野生向日葵作为绿肥。

It took over the US corn crop, costing farmers and taxpayers millions of dollars.

它席卷了美国的玉米作物，让农民和纳税人损失了数百万美元。

Teosinte includes a gene for resistance to the same fungus that was devastating the US corn crop.

Teosinte 包含一种抵抗真菌的基因，这种真菌曾摧毁了美国的玉米作物。

Imagine if there was only one kind of corn. Now imagine if that corn crop got a disease.

想象一下如果只有一种玉米的情况。然后假设这仅有的一种玉米生病了。

The failure of the corn crop made labor cheap.

玉米歉收使劳动力变得廉价。

Nearly 40 percent of the U.S. corn crop is used for ethanol and 30 percent of soybeans are used to make biodiesel.

美国近40%的玉米类作物都用于生产乙醇；30%的大豆都用于生产生物柴油了。

As soon as the cotton and corn crops are secured, the stalks are pulled up, thrown into piles and burned.

一旦棉花和玉米作物得到保护，秸秆就会被拔起， 堆成一堆然后烧掉。

One year, the floods didn't come. We raised a bumper corn crop, bought feed cattle, and fattened them with our corn.

一年，洪水没有来。我们种植了丰收的玉米，购买了饲料牛，并用我们的玉米养肥了它们。

Corn prices rose in 2012, that year the corn crop suffered because of a lack of rain. Yet the demand for corn in ethanol production continued.

2012年玉米价格上涨了，那年玉米由于干旱损失惨重，然而乙醇生产中对玉米的需求却在增加。

It has consequences: South Africa's ongoing drought — the worst in three decades — will cost at least a quarter of its corn crop this year.

它的后果是：南非持续的干旱——三十年来最严重的一次——今年将损失至少四分之一的玉米作物。