Year in which the forest was (re)afforested in the past – in five classes: «before 1851», «1851-1900», «1901-1950», «1951-2006», or «no afforestation/afforestation unknown.». Reference: Forest Service Survey (MID 332: Jahr der Aufforstung)
| Code | Text | NFI1 | NFI2 | NFI3 | NFI4 | NFI4b | NFI5 |
|---|---|---|---|---|---|---|---|
| -1 | n/a | x | |||||
| 1 | before 1851 | x | |||||
| 2 | 1851-1900 | x | |||||
| 3 | 1901-1950 | x | |||||
| 4 | 1951-2006 | x | |||||
| 5 | no afforestation or unknown | x |
last calculated: 08.02.2025 10:18:56