People line up to pay their homage to deceased scientist Yuan Longping at the Qingdao Saline-Alkali Tolerant Rice Research and Development Center in Qingdao, east China's Shandong Province, May 24, 2021. The top rice scientist, who developed the first hybrid rice strain that relieved countless people of hunger, died of organ failure at 91 in Changsha, capital of central China's Hunan Province, last Saturday. (Xinhua/Li Ziheng)
