欢迎访问林草资源研究
The Natural Regeneration and its influencing factors of Korean Pine Population in Xiao Xing ’ an mountains
ZHANG Haijun, ZHANG Shulan, WANG Changbao
Forest and Grassland Resources Research . 2015, (2): 159 -162 .  DOI: 10.13466/j.cnki.lyzygl.2015.02.027