样本量不一致时的β多样性计算

邹怡

The calculation of β-diversity for different sample sizes

Yi Zou

图2 不同取样参数大小(m = 1, 8和140)下的基于弦标准化的预期共享物种数(CNESS)指数以及Chao-Jaccard指数的主坐标分析(PCoA)二维排序图

Fig. 2 Two-dimensional principal coordinates analysis (PCoA) plots based on chord-normalized expected species shared (CNESS) index with different sampling size parameter (m= 1, 8, 140) and based on the Chao-Jaccard index