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Table 4 Genetic diversity indices of accessions in MC extraction using two different strategies and a significance of difference analysis based on t -tests

From: Genetic diversity assessment of sesame core collection in China by phenotype and molecular markers and extraction of a mini-core collection

Group

Genetic diversity index based on phenotypic data

Genetic diversity index based on molecular data

 

RM-Sh.W.

M-Sh.W.

RM-Nei

M-Nei

RM-Sh.W.

M-Sh.W.

RM-Nei

M-Nei

I

0.8458

0.9211

0.4908

0.5205

0.3291

0.3847

0.2099

0.2471

II

0.9241

0.9897

0.5401

0.5662

0.3173

0.3783

0.1958

0.2380

III

0.9784

1.0137

0.5755

0.5860

0.2568

0.3287

0.1610

0.2090

IV

0.9374

0.9651

0.5378

0.5424

0.3454

0.4228

0.2171

0.2766

V

0.9428

0.9730

0.5419

0.5577

0.3583

0.4248

0.2314

0.2852

VI

0.9047

1.0038

0.5553

0.5768

0.3181

0.4156

0.2057

0.2755

VII

0.9614

1.0329

0.5767

0.5938

0.3609

0.4310

0.2334

0.2863

VIII

0.7749

0.8977

0.4652

0.5223

0.2498

0.3187

0.1655

0.2062

IX

0.8487

0.9123

0.4897

0.5110

0.3453

0.3699

0.2285

0.2429

t value

−6.18

−4.52

−10.17

−8.87

P value

0.0003

0.0019

<0.0001

<0.0001

  1. ‘RM-Sh.W.’ and ‘M-Sh.W.’ indicate the Shannon-Weaver diversity index of the MC extracted using the random sampling strategy and the advanced maximization strategy, respectively. ‘RM-Nei’ and ‘M-Nei’ indicate the Nei genetic diversity index of MC extracted by the random sampling strategy and the advanced maximization strategy, respectively.