青藏高原土壤风蚀及防风固沙服务流动模拟
宁洁, 史明昌, 陈春阳, 张晏维

Modeling of soil wind erosion and wind erosion control service flow in the Qinghai-Xizang Plateau
Jie Ning, Mingchang Shi, Chunyang Chen, Yanwei Zhang
表3 20192023年各频率内各类型土地覆被面积(×104 km²
Table 3 Area of each land cover type under different service scenarios in 2019-2023×104 km²
年份频率/%类型
耕地林地灌木丛草地水域冰川裸地不透水面湿地
2019

0~2

2~6

6~15

15~35

35~100

120.24

5.31

0.32

0.006

0

109.70

9.10

0.73

0.10

0.01

1.11

0.15

0.01

0

0

131.13

22.47

2.87

0.22

0.10

9.06

0.68

0.03

0.01

0.001

1.84

0.47

0.04

0.0042

0.001

83.05

5.87

0.44

0.05

0.024

19.44

0.33

0.003

0.001

0

0.045

0.042

0.0091

0.001

0

100125.876119.641.27156.799.7812.355289.43419.7740.0971
2020

0~2

2~6

6~15

15~35

35~100

79.794

7.03

1.757

0.339

0.032

77.032

10.566

2.690

0.532

0.225

0.687

0.218

0.051

0.029

0.005

64.301

20.764

5.679

1.151

0.302

5.003

0.575

0.113

0.020

0.003

1.259

0.130

0.027

0.012

0.002

13.234

4.588

1.278

0.144

0.282

12.270

0.601

0.195

0.01

0

0.018

0.031

0.016

0.002

0

10088.95291.0450.9992.1975.7141.4319.52613.0760.067
2021

0~2

2~6

6~15

15~35

35~100

115.528

7.662

0.458

0.026

0

97.212

9.199

0.878

0.130

0

0.942

0.200

0.027

0.000

0

107.117

19.329

3.133

0.494

0.053

7.028

0.728

0.045

0.002

0.001

0.885

0.104

0.051

0

0.002

25.741

2.486

0.542

0.027

0.002

18.565

0.582

0.024

0.001

0

0.053

0.019

0.004

0

0

100123.674107.4191.169130.1267.8041.04228.79819.1720.076
2022

0~2

2~6

6~15

15~35

35~100

119.788

7.434

0.871

0.1

0.010

119.549

8.919

0.885

0.202

0.052

1.313

0.217

0.049

0.007

0

107.066

29.957

9.373

1.577

0.097

8.36

0.760

0.235

0.016

0.001

1.194

0.319

0.121

0.059

0.001

62.711

7.036

0.601

0.126

0.234

20.210

0.462

0.020

0.010

0

0.058

0.019

0.004

0.004

0

100128.203129.6071.586148.079.3721.69470.70820.7020.085
2023

0~2

2~6

6~15

15~35

35~100

110.694

10.866

1.031

0.048

0.002

99.834

15.162

2.109

0.274

0.002

0.941

0.225

0.032

0.006

0.003

92.989

27.588

7.4

1.295

0.488

7.123

1.089

0.219

0.055

0.003

1.017

0.255

0.086

0.005

0.001

62.083

4.736

2.623

0.271

0.021

19.368

1.025

0.033

0.003

0

0.027

0.018

0.013

0

0

100122.641117.3811.207129.768.4891.36469.73420.4290.058