And the ethanol industry still has a mighty hold on America's corn belt.

乙醇工业也还在美国的玉米带有很强的影响力。

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In one combination of climate models and scenarios, "the corn belt in the United States could actually see a significant reduction in productivity potential," Nelson told reporters here.

在把气候模型和各种变化模式相结合之后，“美国的玉米生产带未来产量会出现明显的减产。”尼尔森告诉记者。

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Iowa is in the corn belt.

衣阿华州地处玉米带。

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But then he flip-flopped in order to obtain electoral support from the Corn Belt.

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Flooding in the U.S. corn belt, the world's largest corn-producing region, has contributed to the week's price run-up.

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