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Table 3 Analysis of molecular variance (AMOVA) of genetic variation in 921 bp of mtDNA of Curculio sikkimensis

From: Phylogeographical patterns of a generalist acorn weevil: insight into the biogeographical history of broadleaved deciduous and evergreen forests

Grouping criteria and source of variation

df

Sum of squares

Variance components

% of total variation

Φ statistics with P-value

Geographic distribution I: [Kyushu, Chugoku to Shikoku] [Kinki to Kantou]

Among groups

1

91.7

1.56

52.8

ΦCT = 0.52

Among populations within groups

31

64.5

0.29

10.0

(P < 0.001)

Within populations

82

89.6

1.09

37.0

 

Total

114

245.9

2.95

  

Geographic distribution II: [Kyushu] [Chugoku to Shikoku] [Kinki to Kantou]

Among groups

2

103.1

1.32

50.3

ΦCT = 0.50

Among populations within groups

30

53.2

0.21

8.1

(P < 0.001)

Within populations

82

89.6

1.09

41.5

 

Total

114

245.9

2.62

  

Host plants: [Deciduous] [Evergreen]

Among groups

1

4.0

-0.07

-3.3

ΦCT = -0.03

Among populations within groups

38

157.6

1.09

51.0

(P > 0.10)

Within populations

75

84.2

1.12

52.3

 

Total

114

245.9

2.14

  

Host plants: [Deciduous Quercus ] [Evergreen Quercus ] [ Castanopsis ] [ Lithocarpus ]

Among groups

3

25.5

0.15

6.8

ΦCT = 0.06

Among populations within groups

36

136.0

0.97

43.2

(P > 0.10)

Within populations

75

84.2

1.12

49.8

 

Total

114

245.9

2.25

  
  1. Groupings of populations were examined based on their geographic distributions and host plants.