On December 7, the 2019 annual meeting of the 13th five year plan national key R & D project structure and environmental effects of plantation productivity was successfully held in 620 conference room of our hospital. This project is presided over by researcher Xiao Wenfa, vice president of China Academy of Forestry Sciences. Professor Li Jiyue of our institute presides over the sub project physiological and ecological basis and environmental control mechanism of productivity formation of Eucalyptus and Pinus massoniana Plantation. Many teachers, such as vice president He Xi and teacher Liu Xiaodong, participate as the backbone. More than 20 researchers from China Academy of Forestry Sciences, Beijing Forestry University, Nanjing Forestry University, Northeast Forestry University, Institute of geographical science and resources of Chinese Academy of Sciences, Shenyang Institute of Applied Ecology of Chinese Academy of Sciences, South China Agricultural University and other universities and research institutes attended the meeting.