In this study, tree-ring width data of Schrenk spruce (Picea schrenkiana) from the upper timberline of the Tien Shan (Ky......

利用采自天山南坡托什干河流域的额河杨（Populus xjrtyschensis Ch.Y.Yang）和山区森林上线的雪岭云杉（Picea schrenkiana Fisch.et Me......

倒木在森林生态系统尤其是山地森林生态系统的水文功能和水土保育功能等方面具有重要的作用。为了解天山云杉(Picea schrenkiana v......