内蒙古西部自然植被的物种多样性及其影响因素

杨崇曜, 李恩贵, 陈慧颖, 张景慧, 黄永梅

Biodiversity of natural vegetation and influencing factors in western Inner Mongolia

Chongyao Yang,Engui Li,Huiying Chen,Jinghui Zhang,Yongmei Huang

表2 内蒙古西部植物群落物种多样性指数与气候因子的Pearson相关性分析结果

Table 2 Pearson correlation analysis between species diversity indices and climatic factors of plant communities in western Inner Mongolia

多样性指数 Diversity index 年均温 Mean annual temperature 年降水 Mean annual precipitation 最冷月均温 Mean temperature of the coldest month 潜在蒸散量 Potential evapotranspiration Patrick丰富度指数 Patrick index -0.541** 0.367** -0.446** -0.568** Simpson指数 Simpson index -0.294* 0.139 -0.212 -0.319** Shannon-Wiener指数 Shannon-Wiener index -0.418** 0.253* -0.326** -0.444** Pielou均匀度指数 Pielou index -0.067 -0.042 -0.003 -0.090