可耕地面积 arable area 总耕地面积 total area under cultivation ..
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... Arabian dollar 阿拉伯美元 arable area 耕地面积 arable land 耕地 ...
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... arable land 耕地 arable area 可耕地 arable farming 作物栽培 ...
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increase arable area 增加耕地面积
arable-land area 耕地面积
Arable land area 耕地面积
arable-land area change 耕地数量变化
arable land area is small 耕地面积小
change of arable land area 耕地面积的变化
area of arable land 耕地面积
·2,447,543篇论文数据，部分数据来源于NoteExpress
Which is a shame, because the U.S. has the largest federal water zone in the world, with more ocean area suitable for deep-water fish farming than the country has arable land area.
FORBES: Regulatory Uncertainty Drives A Fish Farmer To Foreign Waters
Just 12% of China's total area was arable in 2011, according to the World Bank, compared to 17.5% in the U.S. and 34% in Germany.
CNN: SHARE THIS
In 2008, 3 350 million ha were used as permanent meadows and for pasture, more than twice the area used for arable cropping and permanent crops.
UNESCO: World Water Assessment Programme (WWAP)
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