| Position | Landscape segment | Landscape fractional | TSN stock | Loss of TSN | Percentage |
| width (m) | segment width as | in landscape | stock | ||
| decimal | Mg N ha−1 | Mg N ha−1 | |||
| Prairie | |||||
| Interfluve | 23.7a* | 0.205a | 2.66a | ||
| Shoulder | 20.0a | 0.173a | 2.44a | ||
| Backlslope | 23.9a | 0.206a | 2.03a | ||
| Footslope | 20.9a | 0.180a | 2.70a | ||
| Toeslope | 27.3a | 0.236a | 3.20a | ||
| Total | 115.8a | 1.000a | 13.03a | ||
| Total without toeslope | 9.83a | ||||
| Cultivated agricultural land | |||||
| Interfluve | 22.5a | 0.237a | 2.64a | ||
| Shoulder | 14.6b | 0.153a | 1.49b | ||
| Backlslope | 15.6b | 0.164b | 2.06a | ||
| Footslope | 16.9b | 0.178a | 2.22b | ||
| Toeslope | 25.4a | 0.267a | 2.39b | ||
| Total | 95.0b | 1.000a | 10.80b | 2.23 | 17% |
| Total without toeslope | 8.41b | 1.42 | 14% | ||