Table 3 Metrics of Biotope Categories.

From: Synergies and trade offs of ecological and social values across different biotopes in urban green spaces: a case study of Xi’an, China

Biotope Categories

NP

NA/hm2

PD/hm2

PBC

Green space (G)

1027

289.451

2.838

0.800

Open green space (G O)

46

14.750

0.127

0.041

Mainly herbaceous vegetation (He)

46

14.750

0.127

0.041

Partly open green space (G PO)

17

4.432

0.047

0.012

Mainly herbaceous vegetation (He)

16

4.102

0.044

0.011

Mainly shrub (Sh)

1

0.330

0.003

0.001

Partly closed green space (G PC He)

61

20.715

0.169

0.057

One-layered (L-1)

23

7.292

0.064

0.020

Broad leaved forest (B)

14

4.196

0.039

0.012

Coniferous forest (Co)

2

0.162

0.006

0.000

Broad leaved and Coniferous mixed forest (B & Co)

7

2.934

0.019

0.008

Multi-layered (L-2)

38

13.423

0.105

0.037

Broad leaved forest (B)

12

4.279

0.033

0.012

Broad leaved and Coniferous mixed forest (B & Co)

26

9.144

0.072

0.025

Closed green space (G C)

903

249.554

2.495

0.690

Primarily covered by groundcover (G C He)

297

90.794

0.821

0.251

One-layered (L-1)

80

20.263

0.221

0.056

Broad leaved forest (B)

56

9.412

0.155

0.026

Broad leaved and Coniferous mixed forest (B & Co)

24

10.851

0.066

0.030

Multi-layered (L-2)

217

70.531

0.600

0.195

Broad leaved forest (B)

54

7.155

0.149

0.020

Coniferous forest (Co)

2

0.450

0.006

0.001

Broad leaved and Coniferous mixed forest (B & Co)

161

62.926

0.445

0.174

Primarily consisting of hardscape (G C Ha)

606

158.760

1.674

0.439

One-layered (L-1)

463

114.271

1.279

0.316

Broad leaved forest (B)

450

109.778

1.243

0.303

Broad leaved and Coniferous mixed forest (B & Co)

13

4.493

0.036

0.012

Multi-layered (L-2)

143

44.489

0.395

0.123

Broad leaved forest (B)

132

41.591

0.365

0.115

Broad leaved and Coniferous mixed forest (B & Co)

11

2.898

0.030

0.008

Grey space (H)

166

40.914

0.459

0.113

Abiotic coverage rate 60%-75% (H1)

18

2.746

0.050

0.008

Mainly herbaceous vegetation of green space (He)

5

0.927

0.014

0.003

Mainly shrub of green space (Sh)

4

0.603

0.011

0.002

Mainly trees of green space (T)

9

1.216

0.025

0.003

Broad leaved trees (T B)

6

0.731

0.017

0.002

Broad leaved and Coniferous mixed trees (T B & Co)

3

0.485

0.008

0.001

Abiotic coverage rate 75%-90% (H2)

50

11.755

0.138

0.032

Mainly herbaceous vegetation of green space (He)

2

0.386

0.006

0.001

Mainly shrub of green space (Sh)

7

2.066

0.019

0.006

Mainly trees of green space (T)

41

9.303

0.113

0.026

Broad leaved trees (T B)

34

6.600

0.094

0.018

Broad leaved and Coniferous mixed trees (T B & Co)

7

2.703

0.019

0.007

Abiotic coverage rate 90%-100% (H3)

98

26.413

0.271

0.073

Square (S)

98

26.413

0.271

0.073

Blue space (W)

36

31.550

0.099

0.087

River (R)

29

29.414

0.080

0.081

Pond (Po)

7

2.136

0.019

0.006

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