厦门近岸海域无居民海岛植物区系和物种组成相似性

肖兰, 张琳婷, 杨盛昌, 郑志翰, 姜德刚

Flora and species composition similarity of the uninhabited islands in the nearshore Xiamen

Lan Xiao,Linting Zhang,Shengchang Yang,Zhihan Zheng,Degang Jiang

表5 岛屿特征与维管束植物丰富度的相关性分析和偏相关分析

Table 5 Correlation analysis and partial correlation analysis between islands characteristic and vascular plant species abundance

面积 Area 距大陆距离 Distance to the mainland 岸线长度 Coastline length 高程 Elevation 周长/面积比 Perimeter area ratio 形状指数 Shape index 相关性分析 Correlation analysis 物种总数 Total number of species 0.734** -0.206 0.771** 0.647* -0.720** 0.627* 木本植物数 Number of woody plants 0.691* -0.258 0.757** 0.755** -0.725** 0.648* 草本植物数 Number of herbage 0.658* -0.097 0.649* 0.379 -0.581* 0.484 偏相关分析 Partial correlation analysis 物种总数 Total number of species - 0.72 -0.114 0.46 0.437 0.527 木本植物数 Number of woody plants - -0.258 -0.302 -0.156 0.341 0.433 草本植物数 Number of herbage - 0.66 0.148 0.679 0.420 0.51