A man pays homage to deceased scientist Yuan Longping at the Hainan base of China National Hybrid Rice R&D Center in Sanya, south China's Hainan 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 on Saturday. (Xinhua/Zhou Jiayi)
