甘肃酒泉荒漠戈壁灌木群落优势物种生态位特征
董雪, 李永华, 张正国, 李思瑶, 包岩峰, 郝玉光, 姚斌

Niche of dominant shrub species in desert gobi in Jiuquan Gansu, China
Xue Dong, Yonghua Li, Zhengguo Zhang, Siyao Li, Yanfeng Bao, Yuguang Hao, Bin Yao
表3 优势物种间的整体关联性分析
Table 3 Analysis on the overall association of dominant species
系数δT2ST2方差比率(VR)检验统计量(W)χ2临界值(χ20.95N, χ20.05N)测度结果
测度值4.585.221.1493.48(61.31,104.14)不显著正关联