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Table 3 Percentage of genetic differentiation explained in the GDM models

From: Evaluating the role of Pleistocene refugia, rivers and environmental variation in the diversification of central African duikers (genera Cephalophus and Philantomba)

Model

Percentage of genetic differentiation explained

C. dorsalis

C. callipygus

P. monticola

Random variables (null model)

83.06

8.35

20.82

Geographic distances only

54.00

11.96

17.33

IBR distances only

63.22

6.80

13.92

Hypothesized refugia only

63.62

0.01

0.09

Significant environmental variables onlya

81.25

(QSCATStd, NDVIbr, NDVIme)

60.13

(QSCATStd, QSCATmax, NDVImax, Bio 04, Bio 02, NDVIgr, Bio 01, Bio 12)

72.85

(QSCATstd, QSCATmax, Bio 17, Bio 05, Bio 16, Tree Cover),

Significant environmental variablesa and geographic distances

81.25

60.87

72.68

Significant environmental variables, geographic distance and IBR distances

83.18

60.87

72.68

Hypothesized refugia with significant environmental variables and geographic distance

81.25

60.87

73.88

  1. aSee Additional file 1: Table S2 for explanation of environmental variables
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BMC Ecology and Evolution

ISSN: 2730-7182

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