·2,447,543篇论文数据，部分数据来源于NoteExpress
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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