| 1. | On the basis of substituting space for time , communities dynamic characteristics including composition and structure , species diversity , population niche , soil nutrient content were investigated 本文采用以“空间代替时间”的方法对各个恢复阶段植被群落的动态特征,包括:物种组成结构、物种多样性、种群生态位、土壤营养元素含量变化的特征进行了研究。 |