A drone team member sprays pesticide in a wheat field in Nanyangjialou Village of Longyao County in Xingtai City, north China's Hebei Province, April 28, 2017. (Xinhua/Mu Yu)
Drone team members spray pesticide in north China's Hebei
Source:Xinhua| 2017-04-28 22:08:02|Editor: Mengjie
KEY WORDS: Drone
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