corn acreage
... 总耕地面积 total area under cultivation 谷物耕地面积 corn acreage 扩大耕地面积 bring more land under cultivation ...
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·2,447,543篇论文数据，部分数据来源于NoteExpress
从1985年起，世界人口增长率超过食品的增长率，可耕地面积和谷物生产率每年都在减少。
Since 1985, the growth rate of population of the world is over that of the food production. The cultivated land and the grain production rate are decreasing every year.
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