A worker grafts passion fruit seedlings at a seedling breeding base in Guandong Township of Congjiang County in Qiandongnan Miao and Dong Autonomous Prefecture, southwest China's Guizhou Province, Feb. 15, 2023. Spring ploughing and seedling raising have started in Qiandongnan Miao and Dong Autonomous Prefecture recently as temperature gradually rises. (Photo by Wu Xingke/Xinhua)