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Forester Guo Yankai (1st R) introduces the pruning techniques to farmers in Beizhangzhuang Village of Dongdaigu Township of Weixian County, north China's Hebei Province, Dec. 26, 2017. (Xinhua/Mu Yu)
Experts introduce agricultural techniques to farmers in N China's Hebei
Source: Xinhua| 2017-12-27 15:37:27|Editor: Lifang
KEY WORDS: techniques
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