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Inventory

(13)
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2018/26
(13)
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2009/17
(13)
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2004/06

Topic

area
forest plots

Classification

(39)
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Area in/outside a forest that provides protection against hillslope debris flows/landslides which the cantons designated «protection forest» according to the harmonised criteria of SilvaProtect-CH in 2022. Reference: GIS data from FOEN, 2023
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region

(39)
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Demarcation of Switzerland used in NFI for protection forest analyses. The six protection forest regions were derived from the economic regions by combining individual regions according to natural and statistical criteria.
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evaluation area

(39)
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Area that meets the forest definition of the NFI, i.e. is «forest without shrub forest» or «shrub forest», and can be reached on foot.
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grid

(13)
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Sub-grids 1, 2, 3, 4 and 5 of the field surveys on the sampling grid with a mesh size of 1.4 km (base grid).
(26)
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NFI's sampling grid with a mesh size of 1.4 km. The 1.4-km grid is the grid size covering all the previous terrestrial Inventories, which is why it is also called the base grid.
search result: 39 entries on 3 pages
LFI5 2018/26
protection forest region
forest area
protection forest against hillslope debris flows/landslides (2022)
accessible forest
1.4 km grid, subgrids 1-5
column total, %
1000 ha
LFI5 2018/26
protection forest region
forest area
protection forest against hillslope debris flows/landslides (2022)·degree of cover (aerial photo, 5 classes)
accessible forest
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI5 2018/26
protection forest region
forest area
protection forest against hillslope debris flows/landslides (2022)·time of last treatment (in 10-year classes)
accessible forest
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI5 2018/26
protection forest region
forest area
protection forest against hillslope debris flows/landslides (2022)·transportation system plan
accessible forest
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI5 2018/26
protection forest region
proportion of forest plots
protection forest against hillslope debris flows/landslides (2022)·area of largest gap (5 classes)
accessible forest
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
LFI4 2009/17
protection forest region
forest area
protection forest against hillslope debris flows/landslides (2022)
accessible forest
1.4-km grid
column total, %
1000 ha
LFI4 2009/17
protection forest region
forest area
protection forest against hillslope debris flows/landslides (2022)·degree of cover (aerial photo, 5 classes)
accessible forest
1.4-km grid
column total, %
subtotal, %
1000 ha
search result: 39 entries on 3 pages

Citation

Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory NFI. Result tables and maps of the NFI surveys 1983–2022 (NFI1, NFI2, NFI3, NFI4, NFI5.1–5) on the internet. [Published online 30.05.2023] Available from the World Wide Web <http://www.lfi.ch/resultate/> . Birmensdorf, Swiss Federal Research Institute WSL