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
A farmer pollinates pear flowers in Xinglongdian Village of Longhuadian Town in Hejian City, north China's Hebei Province, April 7, 2018. (Xinhua/Zhu Xudong)
A farmer pollinates pear flowers in Xinglongdian Village of Longhuadian Town in Hejian City, north China's Hebei Province, April 7, 2018. (Xinhua/Zhu Xudong)