Thinking and practices for strategy on a new round genetic improvement of Populus tomentosa
KANG Xiang-yang;National Engineering Laboratory for Tree Breeding;Key Laboratory of Genetics and Breeding in Forest Trees and Ornamental Plants;Ministry of Education;Beijing Laboratory of Urban and Rural Ecological Environment;College of Biological Sciences and Technology;Beijing Forestry University;
Distribution of wildlife along tourism routes in Beijing Songshan National Nature Reserve
SHEN Jie-ying;CUI Guo-fa;LIU Run-ze;QU Hong;HUANG San-xiang;WU Ji-gui;FAN Ya-qian;College of Nature Conservation;Beijing Forestry University;The Department of Wildlife Conservation;Beijing Municipal Bureau of Landscape and Forestry;The Management Office of Songshan National Nature Reserve;