A farmer works in the field in Yongfeng County, east China's Jiangxi Province, May 21, 2018. (Xinhua/Liu Haojun)
A farmer works in the field in the Fancheng District of Xiangyang City, central China's Hubei Province, May 21, 2018. (Xinhua/Yang Dong)
A farmer works in the field in Hongdu Village of Yuqing County, southwest China's Guizhou Province, May 21, 2018. (Xinhua/He Chunyu)
A farmer checks wheat in the field in Dongming Village of Xinle City, north China's Hebei Province, May 21, 2018. (Xinhua/Jia Minjie)
Farmers work in the fields in Jinxing Village of Dafang County, southwest China's Guizhou Province, May 21, 2018. (Xinhua/Luo Dafu)
A farmer works in the field in Guojiawan Village of Yuping Dong Autonomous County, southwest China's Guizhou Province, May 21, 2018. (Xinhua/Hu Panxue)
A farmer harvests wheat in the field in Zaozhuang, east China's Shandong Province, May 21, 2018. (Xinhua/Zhang Qiang)
A farmer works in the field in Pingyi County, east China's Shandong Province, May 21, 2018. (Xinhua/Wu Jiquan)
A farmer works in the field in Qilihe Village of Zaozhuang City, east China's Shandong Province, May 21, 2018. (Xinhua/Li Zongxian)