Percentage reduction in average annual (1991–2015) P and N losses before and after land use change scenario at the HRU, subwatershed, and watershed level
| Spatial scale . | Before land use change (%) . | After land use change (%) . | ||||||
|---|---|---|---|---|---|---|---|---|
| Soluble P . | Total P . | Nitrate . | Total N . | Soluble P . | Total P . | Nitrate . | Total N . | |
| HRU level | 72 | 72 | 68 | 33 | 65 | 65 | 69 | 33 |
| Subwatershed level | 11 | 12 | 8 | 8 | 46 | 48 | 22 | 25 |
| Watershed level | 2.5 | 3 | 2 | 2 | 35 | 39 | 17 | 20 |
| Spatial scale . | Before land use change (%) . | After land use change (%) . | ||||||
|---|---|---|---|---|---|---|---|---|
| Soluble P . | Total P . | Nitrate . | Total N . | Soluble P . | Total P . | Nitrate . | Total N . | |
| HRU level | 72 | 72 | 68 | 33 | 65 | 65 | 69 | 33 |
| Subwatershed level | 11 | 12 | 8 | 8 | 46 | 48 | 22 | 25 |
| Watershed level | 2.5 | 3 | 2 | 2 | 35 | 39 | 17 | 20 |