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Table 3 Comparisons of genetic diversity and differentiation among Populus szechuanica populations along altitude gradients.

From: Genetic diversity and population structure of the Tibetan poplar (Populus szechuanica var. tibetica) along an altitude gradient

 

L

M

H

total

Locus

Na

I

Ho

He

Fis

Na

I

Ho

He

Fis

Na

I

Ho

He

Fis

Fit

Fst

Nm

ssr1

2

0.086

0.034

0.033

-0.017

2

0.215

0.111

0.105

-0.059

3

0.219

0.100

0.096

-0.046

-0.035

0.012

20.945

ssr2

3

0.272

0.095

0.120

0.209

5

0.762

0.303

0.345

0.121

4

1.068

0.487

0.587

0.172

0.237

0.093

2.450

ssr3

4

1.238

0.566

0.676

0.163

4

1.052

0.654

0.605

-0.081

5

1.136

0.433

0.628

0.310

0.174

0.046

5.143

ssr4

2

0.667

0.419

0.475

0.116

2

0.656

0.303

0.463

0.345

2

0.693

0.420

0.500

0.159

0.238

0.042

5.766

ssr5

3

0.645

0.254

0.376

0.323

3

0.627

0.387

0.362

-0.069

3

0.828

0.500

0.480

-0.042

0.069

0.007

34.496

ssr6

2

0.650

0.569

0.457

-0.245

2

0.688

0.367

0.495

0.259

2

0.585

0.429

0.396

-0.084

0.011

0.023

10.542

ssr7

8

1.588

0.639

0.768

0.168

10

1.761

0.688

0.758

0.093

7

1.489

0.767

0.715

-0.073

0.104

0.040

5.936

ssr8

9

1.566

0.542

0.712

0.238

5

1.274

0.643

0.666

0.035

5

1.164

0.514

0.618

0.167

0.163

0.017

14.129

ssr9

5

0.882

0.167

0.528

0.684

2

0.627

0.240

0.435

0.449

2

0.570

0.279

0.382

0.269

0.499

0.017

14.483

ssr10

3

0.733

0.508

0.507

-0.002

2

0.460

0.276

0.285

0.033

3

0.495

0.310

0.293

-0.059

0.097

0.104

2.148

ssr11

4

1.031

0.516

0.583

0.116

4

1.154

0.552

0.646

0.146

5

1.165

0.414

0.654

0.366

0.226

0.017

14.936

ssr12

2

0.689

0.535

0.496

-0.077

2

0.605

0.517

0.414

-0.248

2

0.466

0.177

0.291

0.393

0.041

0.062

3.784

ssr13

4

1.002

0.500

0.528

0.053

4

0.875

0.483

0.531

0.091

5

1.178

0.623

0.618

-0.009

0.062

0.021

11.776

ssr14

2

0.674

0.446

0.481

0.071

2

0.693

0.546

0.500

-0.092

2

0.680

0.541

0.487

-0.112

-0.040

0.005

47.305

ssr15

3

0.574

0.180

0.299

0.397

4

0.512

0.107

0.229

0.532

3

0.442

0.167

0.249

0.329

0.428

0.023

10.830

ssr16

3

0.732

0.377

0.467

0.193

3

0.647

0.464

0.401

-0.157

3

0.643

0.458

0.423

-0.084

-0.002

0.005

53.991

ssr17

5

1.095

0.245

0.569

0.569

6

1.565

0.407

0.753

0.459

7

1.449

0.258

0.700

0.632

0.563

0.029

8.384

ssr19

2

0.641

0.340

0.449

0.243

2

0.628

0.357

0.436

0.181

2

0.627

0.443

0.435

-0.018

0.137

0.000

675.978

ssr20

2

0.641

0.340

0.449

0.243

2

0.628

0.357

0.436

0.181

2

0.627

0.443

0.435

-0.018

0.137

0.000

675.978

ssr21

7

1.074

0.469

0.501

0.064

5

0.713

0.367

0.323

-0.136

6

0.497

0.250

0.226

-0.107

-0.008

0.025

9.730

ssr22

5

1.236

0.516

0.644

0.198

4

1.098

0.448

0.599

0.252

4

0.974

0.400

0.557

0.281

0.255

0.018

14.047

ssr23

5

1.286

0.661

0.692

0.045

5

1.424

0.759

0.731

-0.038

8

1.644

0.813

0.783

-0.037

0.008

0.020

12.438

ssr24

2

0.576

0.424

0.387

-0.094

2

0.562

0.433

0.375

-0.156

2

0.593

0.409

0.404

-0.014

-0.085

0.001

314.685

Mean

3.7917

0.856

0.404

0.488

0.172

3.583

0.840

0.422

0.477

0.115

3.833

0.836

0.407

0.475

0.143

0.172

0.034

7.020

St. Dev

1.9777

0.366

0.170

0.169

0.200

1.886

0.374

0.166

0.167

0.212

1.857

0.374

0.180

0.171

0.230

0.181

0.038

189.235

  1. Na: allele number
  2. I: Shannon index
  3. Ho: observed heterozygosity
  4. He: expected heterozygosity
  5. Fis: fixation index in subpopulations
  6. Fit: fixation index in total population
  7. Fst: genetic differentiation of subpopulations
  8. Nm: Gene flow estimated from Fst