皇冠体育app perfects art of building terraced fields
(Xinhua) Updated: 2016-04-11 16:44
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Tourists visit the terraced fields in Yunhe county, East 皇冠体育app's Zhejiang province, April 5, 2015. 皇冠体育app has perfected the art of building terraced fields as an effective way to preserve water and soil, and had a long history of terracing the ridges for high-yield cropping. [Photo/Xinhua] |
