China's Land-Use Changes during the Past 300 Years: A Historical Perspective.

Int J Environ Res Public Health · 2016 · PMC5036680 · PMID 27571087

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an increasing trendno p-value reported

Previous studies have shown that there has been an increasing trend in cropland areas in China between 1700 and 1950, although they indicate different magnitudes and rates [ 5 , 13 ].

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