NDVI

分级

不同高程下NDVI面积比例

<100 m

100~200 m

200~500 m

500~1000 m

>1000 m

<0.2

8.14%

2.52%

0.29%

0.01%

0%

0.2~0.4

17.46%

4.68%

0.67%

0.18%

0.12%

0.4~0.6

25.13%

8.82%

2.58%

1.19%

1.08%

0.6~0.8

45.75%

61.44%

44.27%

23.75%

14.12%

0.8~1.0

3.52%

22.54%

52.19%

74.87%

84.68%