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Table 5 Distribution of genetic variability within and between Saudi Arabian Breonadia salicina populations and regions measured by AMOVA of ISSR data

From: Assessment of genetic diversity in the endangered populations of Breonadia salicina(Rubiaceae) growing in The Kingdom of Saudi Arabia using inter-simple sequence repeat markers

 

Source of variance

Df

Sum of square

Variance component

% total of variance

Significance

1. Groups based on geographical origin

Variance among regions

1

19.972

0.000

0%

 

Variance among populations

1

23.617

2.236

17%

P < 0.001

Variance within populations

15

158.633

10.576

83%

Total

17

202.222

12.811

100%

 

2. Without grouping

Variance among populations

2

43.589

1.887

15.14%

P < 0.001

Variance within populations

15

158.633

10.576

84.86%

Total

17

202.222

12.463

100%

 
  1. df, degrees of freedom.