Students participate in a science popularization event under the theme of gardening science in Changchun Park in Changchun, capital of northeast China's Jilin Province, August 7, 2019. [Xinhua/Lin Hong]
Students participate in a science popularization event under the theme of gardening science in Changchun Park in Changchun, capital of northeast China's Jilin Province, August 7, 2019. [Xinhua/Lin Hong]
Students participate in a science popularization event under the theme of gardening science in Changchun Park in Changchun, capital of northeast China's Jilin Province, August 7, 2019. [Xinhua/Lin Hong]
A gardening technician shares the methods of plant propagation with students during a science popularization event under the theme of gardening science in Changchun Park in Changchun, capital of northeast China's Jilin Province, August 7, 2019. [Xinhua/Lin Hong]
(Source: Xinhua)
