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Drone used to pollinate pear flowers in N China's Hebei 

      

      
 Source: Xinhua| 2019-04-07 16:22:43|Editor:  zh 

      

            
      


      

      

      

      
    

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      CHINA-HEBEI-CANGZHOU-AGRICULTURE (CN)
      

      A man operates a drone to pollinate pear flowers at Hougaoyao Village of Botou City, north China's Hebei Province, April 7, 2019. (Xinhua/Mu Yu) 
      

      

      

      


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