Stand biomass which is the foundation of researching many forestry and ecology problems is a basic quantity character of the forest ecological system. 摘要林分生物量是森林生態系統最基本的數量特徵，是研究許多林業問題和生態問題的基礎。
A quantitative study was conducted under goat stocking on characteristics of the shrubby vegetation on a shrubland in the Three Gorges Region. 對三峽地區灌叢草地灌木植被在山羊放牧條件下的數量特徵進行了定量研究。
