研究结果表明：TWINSPAN将大花黄牡丹生境地群落划分为乔木群落和灌木群落。
The results showed that the plant community was classified into tree community and shrub community by TWINSPAN.
结果表明：1）研究区植物群落可以划分为15种类型，其中乔木群落4个，灌草群落6个，草本群落5个；
The results show that: 1)the vegetation in this areas can be divided into 15 communities, according to plant life-form, trees, shrubs, herbs have 4,6 and 5 types respectively.
群落中光照的分布状况受乔木层的种类组成、密度与冠幅指数等因子的影响，且对下层植物分布有较大的作用。
The species component, density and index of crown cover in the tree layer effect on distribution of illumination and under plants in the plant community.
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