| 1. | In the meanwhile , the best community that was picked out from natural deciduous broad - leaved forest was taken as contrast . and the hight , dominance , soil fertility , coverage , composition and biomass of the community were used as community characteristics parameters to comprehensively evaluate the restored degree of communities at different restoration stages 同时,在天然阔叶落叶林中选取一个最佳群落作为参照,运用群落高度、显著度、土壤肥力、盖度、组成结构和生物量6个指标为群落特征参数,对各个阶段群落恢复的程度进行了综合的评价。 |