Biodiv Sci ›› 2009, Vol. 17 ›› Issue (5): 524-530. DOI: 10.3724/SP.J.1003.2009.09184
• Editorial • Previous Articles
Shaokui Yan1,2,*(), Anand Narain Singh3, Hongbing Qiu4, Weidong Zhang1,2, Silong Wang1,2, Yang Cui1,2
Received:
2009-07-08
Accepted:
2009-09-29
Online:
2009-09-20
Published:
2009-09-20
Contact:
Shaokui Yan
Shaokui Yan, Anand Narain Singh, Hongbing Qiu, Weidong Zhang, Silong Wang, Yang Cui. Pitfalls ofDGindex in quantifying biodiversity and its intrinsic implication as a community parameter: a comment[J]. Biodiv Sci, 2009, 17(5): 524-530.
类群数 Taxa richness (g) | Shannon-Wiener指数 Shannon-Wiener index (ΔSh) | Pielou均匀度 Pielou’s evenness (E) | Simpson指数 Simpson index (ΔSi) | 密度类群指数 Density-Group index (DG) | |
---|---|---|---|---|---|
多度 Abundance (D) | 0.534*** | 0.130ns | 0.398* | -0.148ns | 0.487*** |
类群数 Taxa richness (g) | 0.175ns | -0.268ns | 0.135ns | 0.648*** | |
Shannon-Wiener指数 Shannon-Wiener index (ΔSh) | 0.78*** | 0.805*** | 0.028ns | ||
Pielou均匀度 Pielou’s evenness (E) | 0.739** | -0.534*** | |||
Simpson指数 Simpson index (ΔSi) | 0.085ns |
Table 1 Pearson correlation coefficients (r) between biodiversity indices and DG index
类群数 Taxa richness (g) | Shannon-Wiener指数 Shannon-Wiener index (ΔSh) | Pielou均匀度 Pielou’s evenness (E) | Simpson指数 Simpson index (ΔSi) | 密度类群指数 Density-Group index (DG) | |
---|---|---|---|---|---|
多度 Abundance (D) | 0.534*** | 0.130ns | 0.398* | -0.148ns | 0.487*** |
类群数 Taxa richness (g) | 0.175ns | -0.268ns | 0.135ns | 0.648*** | |
Shannon-Wiener指数 Shannon-Wiener index (ΔSh) | 0.78*** | 0.805*** | 0.028ns | ||
Pielou均匀度 Pielou’s evenness (E) | 0.739** | -0.534*** | |||
Simpson指数 Simpson index (ΔSi) | 0.085ns |
类群 Taxa | 群落1 Community 1 | 群落2 Community 2 | 群落3 Community 3 | 群落4 Community 4 |
---|---|---|---|---|
sp1 | 10 | 40 | 90 | 100 |
sp2 | 10 | 40 | 90 | 100 |
sp3 | 10 | 40 | 80 | 100 |
sp4 | 10 | 40 | 100 | 100 |
sp5 | 10 | 40 | 100 | 100 |
sp6 | 10 | 30 | 60 | 100 |
sp7 | 10 | 10 | 0 | 100 |
sp8 | 10 | 10 | 0 | 100 |
sp9 | 10 | 10 | 0 | 100 |
sp10 | 10 | 10 | 0 | 100 |
Table 2 Hypothetical abundance (number of individuals or taxa density or biomass) for a 10 taxon regional pool and 4 local communities
类群 Taxa | 群落1 Community 1 | 群落2 Community 2 | 群落3 Community 3 | 群落4 Community 4 |
---|---|---|---|---|
sp1 | 10 | 40 | 90 | 100 |
sp2 | 10 | 40 | 90 | 100 |
sp3 | 10 | 40 | 80 | 100 |
sp4 | 10 | 40 | 100 | 100 |
sp5 | 10 | 40 | 100 | 100 |
sp6 | 10 | 30 | 60 | 100 |
sp7 | 10 | 10 | 0 | 100 |
sp8 | 10 | 10 | 0 | 100 |
sp9 | 10 | 10 | 0 | 100 |
sp10 | 10 | 10 | 0 | 100 |
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