Table 2 Genetic diversity parameters obtained for the whole dataset (All) and the two grape phylloxera genetic groups identified in Europe by STRUCTURE (Eu1 and Eu2).

From: Major Outbreaks in the Nineteenth Century Shaped Grape Phylloxera Contemporary Genetic Structure in Europe

 

All

Eu1

Eu2

Number of individuals (N)

1173

216

244

Number of MLGs

774

143

159

Genotypic diversity (R = (MLGs-1)/(N-1))

0.66

0.66

0.65

Clonal diversity index (Pd = MLGs/N)

0.66

0.66

0.65

Repeated genotypes

164

32

33

Genotypes with significant Psex (<0.01)

159

32

33

Mean no. of alleles per locus

9.10

6.14

5.71

Mean Hobs per locus

0.54

0.52

0.51

Mean He per locus

0.61

0.57

0.57

Private alleles

—

10

13

FIS per locus

PhyIII_55

0.10

0.02

0.15

PhyIII_30

0.08

0.05

−0.18

PhyIII_36

0.03

−0.05

0.06

DV8

0.10

0.03

0.21

Dvit6

0.19

0.13

0.18

DVSSR4

0.13

0.13

−0.05

DV4

0.17

0.27

0.27

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