Wheat, corn and cotton are the three main crops of the United States.

小麦，玉米和棉花是美国的三种主要农作物。

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The deep, brown topsoil of the North China Plain is planted with wheat, corn, millet, sorghum and cotton.

华北平原大多是褐色土壤，土层深厚，农作物有小麦、玉米、谷子、棉花等。

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His wife and three kids had been about 700 miles away, back in rural Henan province, continuing to farm wheat, corn, peanuts and sesame.

他的妻子和三个孩子远在700英里外的河南农村老家，继续耕种小麦、玉米、花生和芝麻。

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The flat fields to the north have more in common with the wheat- and corn-growing areas of the mid-west.

ECONOMIST: America��s focus group

An OECD report suggests that there is little difference in volatility between exchange-traded agricultural commodities (such as wheat and corn) and non-exchange-traded ones (such as apples and onions).

ECONOMIST: Commodity speculators do more good than harm

If all of those acres we dedicate to exports, wheat, corn, soybean--99% of all acres are dedicated to exports in this country--if we convert those to ethanol and biodiesel, we can produce 1 billion barrels of biofuels.

FORBES: Magazine Article