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Table 1 Influence of land-use parameter and abiotic factors on the trait composition of snail communities in forest habitats

From: Narrow environmental niches predict land-use responses and vulnerability of land snail assemblages

Shell size (CWM)

df

Sum Sq

F

p

Number of offspring (CWM)

df

Sum Sq

F

p

Light preference (CWM)

df

Sum Sq

F

p

FORMI

1

457.3

75.683

 < 0.001

FORMI

1

4692

101.500

 < 0.001

FORMI

1

0.447

9.763

0.002

Region

2

5243.8

433.889

 < 0.001

Region

2

46,655

504.612

 < 0.001

Region

2

9.859

107.554

 < 0.001

FORMI:Region

2

285.4

23.619

 < 0.001

FORMI:Region

2

753

8.142

 < 0.001

FORMI:Region

2

1.655

18.055

 < 0.001

Inonat

1

326.4

54.282

 < 0.001

Inonat

1

2805

66.118

 < 0.001

Inonat

1

0.067

1.506

0.220

Region

2

5435.5

451.940

 < 0.001

Region

2

49,336

581.538

 < 0.001

Region

2

10.763

121.683

 < 0.001

Inonat:Region

2

253.2

21.051

 < 0.001

Inonat:Region

2

3652

43.046

 < 0.001

Inonat:Region

2

2.687

30.382

 < 0.001

Idwcut

1

337.7

55.324

 < 0.001

Idwcut

1

3128

66.613

 < 0.001

Idwcut

1

0.229

4.818

0.028

Region

2

5351.8

438.393

 < 0.001

Region

2

48,101

512.182

 < 0.001

Region

2

9.807

102.981

 < 0.001

Idwcut:Region

2

238

19.495

 < 0.001

Idwcut:Region

2

166

1.766

0.172

Idwcut:Region

2

0.195

2.048

0.130

Iharv

1

82.4

13.347

 < 0.001

Iharv

1

1772

37.711

 < 0.001

Iharv

1

0.948

19.836

 < 0.001

Region

2

5601.9

453.818

 < 0.001

Region

2

49,503

526.638

 < 0.001

Region

2

9.056

94.739

 < 0.001

Iharv:Region

2

177.2

14.358

 < 0.001

Iharv:Region

2

80

0.846

0.429

Iharv:Region

2

0.052

0.026

0.580

pH

1

9

1.509

0.220

pH

1

121

2.713

0.099

pH

1

1.523

32.624

 < 0.001

Region

2

5852.2

489.548

 < 0.001

Region

2

52,165

583.257

 < 0.001

Region

2

8.665

92.792

 < 0.001

pH:Region

2

298.8

24.994

 < 0.001

pH:Region

2

2091

23.379

 < 0.001

pH:Region

2

1.410

15.098

 < 0.001

Soil moisture

1

181.3

28.714

 < 0.001

Soil moisture

1

1112

23.797

 < 0.001

Soil moisture

1

0.269

5.600

0.018

Region

2

5584.7

442.215

 < 0.001

Region

2

50,664

541.944

 < 0.001

Region

2

9.865

102.744

 < 0.001

Soil mositure:Region

2

55.4

5.261

0.005

Soil mositure:Region

2

637

6.811

0.001

Soil mositure:Region

2

0.189

1.964

0.141

Humidity preference (CWM)

df

Sum Sq

F

p

Drought resistance (CWM)

df

Sum Sq

F

p

Inundation tolerance (CWM)

df

Sum Sq

F

p

FORMI

1

1.345

37.837

 < 0.001

FORMI

1

3.511

73.221

 < 0.001

FORMI

1

2.348

25.064

 < 0.001

Region

2

12.584

177.015

 < 0.001

Region

2

14.036

146.369

 < 0.001

Region

2

1.250

6.670

 < 0.001

FORMI:Region

2

2.780

34.106

 < 0.001

FORMI:Region

2

1.589

16.574

 < 0.001

FORMI:Region

2

1.340

7.151

 < 0.001

Inonat

1

0.228

6.626

0.010

Inonat

1

1.554

33.232

 < 0.001

Inonat

1

1.603

17.021

 < 0.001

Region

2

14.311

208.013

 < 0.001

Region

2

16.025

171.359

 < 0.001

Region

2

0.969

5.143

0.006

Inonat:Region

2

3.280

47.672

 < 0.001

Inonat:Region

2

2.709

28.963

 < 0.001

Inonat:Region

2

1.870

9.923

 < 0.001

Idwcut

1

1.690

46.127

 < 0.001

Idwcut

1

3.426

72.625

 < 0.001

Idwcut

1

1.563

16.725

 < 0.001

Region

2

12.371

168.776

 < 0.001

Region

2

14.773

156.584

 < 0.001

Region

2

1.047

5.603

0.004

Idwcut:Region

2

1.578

21.527

 < 0.001

Idwcut:Region

2

1.686

17.868

 < 0.001

Idwcut:Region

2

2.558

13.687

 < 0.001

Iharv

1

0.934

24.602

 < 0.001

Iharv

1

1.122

22.890

 < 0.001

Iharv

1

0.634

6.904

0.009

Region

2

12.937

170.392

 < 0.001

Region

2

16.400

167.238

 < 0.001

Region

2

1.246

6.785

0.001

Iharv:Region

2

0.493

6.492

0.002

Iharv:Region

2

0.560

5.714

0.003

Iharv:Region

2

4.873

26.525

 < 0.001

pH

1

2.750

75.899

 < 0.001

pH

1

0.470

9.739

0.002

pH

1

1.051

11.325

 < 0.001

Region

2

11.270

155.513

 < 0.001

Region

2

17.439

180.564

 < 0.001

Region

2

3.874

20.883

 < 0.001

pH:Region

2

1.948

26.884

 < 0.001

pH:Region

2

0.801

8.293

 < 0.001

pH:Region

2

0.975

5.257

0.005

Soil moisture

1

2.921

79.396

 < 0.001

Soil moisture

1

0.260

5.345

0.021

Soil moisture

1

1.966

20.535

 < 0.001

Region

2

11.494

156.227

 < 0.001

Region

2

17.561

180.452

 < 0.001

Region

2

0.125

0.654

0.520

Soil mositure:Region

2

1.020

13.867

 < 0.001

Soil mositure:Region

2

0.529

5.441

0.004

Soil mositure:Region

2

0.935

4.881

0.008

  1. Significant values are given in bold
  2. FORMI forest management index, Inonat proportion of non-native trees, Idwcut proportion of dead wood with saw cuts, Iharv proportion of wood harvested