该地区的水浇地面积与美国相同，许多这样的土地都用来种植可以更容易地生长在别处和进口的作物。
The region has as much irrigated land as the United States, and a lot of it is used for crops that are more easily grown in other places and imported.
旱地面积占耕地总面积的67%，水浇地面积占耕地总面积的29.4%，保灌面积所占比重不大。
The dryland accounts for 67% and the irrigated farm only 29.4% of the total cultivated area.
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