并从生境、种类组成及演替等方面论述了东北林区草地的主要特征。

The characteristics of the environment, composition and dynamics of the grassland was discussed.

youdao

并从生境、种类组成及演替等方面论述了东北林区草地的主要特征。

The characteristics of the environment, composition and dynamics of the grassland was discussed.

youdao