机译:对中国针叶树和阔叶树自然云杉混合架的结构特征,再生特征和管理研究综述
Fund;
Management;
Terminus State;
Forestry;
Administration;
of;
Forestry Northwest;
Agriculture;
&;
Forestry;
University;
National;
Nature;
Reserve;
Administration;
Bureau;
spruce; fir; natural; forest; mixed; stand; of; coniferous; and; broadleaved; tree; stand; structure; forest; regeneration; classification; management;