And just four species - wheat, maize, rice and potato - provide half of our energy from plants.

仅仅4个物种，即小麦、玉米、稻和马铃薯，就为我们提供了一半的植物源能量。

youdao

He reels off a list of crops that, he claims, have had record harvests: cassava, maize, rice, sorghum, sweet potatoes and wheat.

他还能列出一份表，表上尽是些丰收的农作物：木薯、玉米、稻米、高粱、甜薯、小麦等等。

youdao

Unlike older projects, the current ones mostly focus on staples or biofuels-wheat, maize, rice, jatropha.

跟那些原先的项目不同，眼下的这些项目主要集中于基础粮食作物或生物燃料作物——如小麦、玉米、大米、麻风树。

youdao

In certain location things were dominated by certain cereals; rice in Asia, wheat in Europe, sorghum and millet in Africa, and maize in the New World.

不同的地方有不同的主食,比如,亚洲主食米饭,欧洲主食小麦,非洲主食高粱和小米,美洲主食玉米

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

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

In the tropics, the higher temperatures could be expected to cut yields of the primary food crops, maize and rice, by 20-40%, the researchers said.

BBC: Heat may spark world food crisis

Deep in the jungle of southern Burma (Myanmar) live 40, 000 villagers who tend to maize and rice farms, raise livestock and fish in the rivers.

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