Sub-basin | Volume of natural nitrogen (N) in the sub-basin (Kg/year)* | Volume of simulated nitrogen (N) considering the entry from granges (Kg/year)** | Increment (N) Kg/year |
4 | 107,800 | 158,063.66 | 50,263.66 |
20 | 50,610 | 100,005.23 | 49,395.23 |
10 | 85,430 | 131,659.57 | 46,229.57 |
30 | 4875 | 31,922.05 | 27,047.05 |
28 | 3028 | 6531.42 | 3503.42 |
22 | 5210 | 7122.17 | 1912.17 |
39 | 734.6 | 2162.42 | 1427.82 |
24 | 4049 | 4569.91 | 520.91 |