Wheat, maize and sugar beet are planted in rotation.

小麦、玉米和甜菜是轮流种植的。

《牛津词典》

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His family had a 40-hectare farm on which they grew wheat, maize and hay and raised pigs and cattle.

他家有一个40公顷的农场，种植小麦、玉米和干草，还养猪和牛。

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They predict that the world's three biggest crops in terms of calories provided - maize, rice and wheat - will decrease in many developing countries.

BBC: Bananas could replace potatoes in warming world

Favoured commodities such as corn (maize), wheat, soyabeans and cotton will receive a per-acre revenue guarantee of about 90% of the previous five years' returns.

ECONOMIST: Agriculture