Open Access
Table 1.
Chernozem soils of Kursk Region [4].
| Parameter | Uneroded | Erosion Degree | ||
|---|---|---|---|---|
| Slight | Average | Severe | ||
| Humus layer for the period of observations1970 ‐1980, cm | 74 | 55 | 35 | 24 |
| Average rate of humus layer reduction over 200 years *, mm/year | 0 | 1.0 | 2.0 | 2.5 |
| Duration of humus layer recovery for VIRGIN SOILscenario, thousand years | 0 | 5.6 | 7.8 | 8.7 |
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