From: Spatial distribution of non-point source nitrogen in urban area of Beijing City, China
No. | District | Areas of various land use (km2) | ||
---|---|---|---|---|
Agricultural land | Construction land | Unused land | ||
1 | Xicheng | 0.00 | 50.53 | 0.00 |
2 | Dongcheng | 0.00 | 41.86 | 0.00 |
3 | Chaoyang | 146.60 | 299.27 | 9.21 |
4 | Haidian | 207.93 | 215.46 | 7.34 |
5 | Shijingshan | 32.84 | 48.37 | 3.12 |
6 | Fengtai | 88.67 | 193.25 | 23.87 |
7 | UABC | 476.03 | 848.75 | 43.54 |