Unmanned aerial vehicles put into use for spraying pesticide

0 Comment(s)Print E-mail Xinhua, June 20, 2020

Aerial photo taken on June 19, 2020 shows a technician debugging unmanned aerial vehicles near a rice field in Yingkou City, northeast China's Liaoning Province. Unmanned aerial vehicles were put into use for spraying pesticide in rice field management to enhance the efficiency in Yingkou. (Xinhua/Pan Yulong)

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