在针阔混交林向阔叶林演替过程中，物种丰富度指数表现为较大的波动性。
In the process of secondary succession from conifer - broadleaf forest to broadleaf forest, species richness fluctuated remarkably.
演替驱动力主要有：胶林郁闭度、胶林抚育管理措施、气候和土壤条件以及胶林植被本身的生物学特性。
The main drives of succession include canopy density of rubber forest, management, climate, soil condition and the biological properties of vegetation.
运用相似学原理，组建群落间相似度方程并以此方程构建了群落演替系列；
Based on similarity theory, succession sere was constructed with the community similarity equation formed.
结果表明：植物群落覆盖度和地上生物量随退耕撂荒年限的增加，恢复演替的推进逐渐增大；
The results showed that with the increased in the number of years of land abandonment, the plant community's coverage and above-ground biomass increased gradually.
结果表明：植物群落覆盖度和地上生物量随退耕撂荒年限的增加，恢复演替的推进逐渐增大；
The results showed that with the increased in the number of years of land abandonment, the plant community's coverage and above-ground biomass increased gradually.
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