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Inventory

(65)
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2018/26
(24)
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2009/17–2018/26
(65)
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2009/17
(8)
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2004/07–2018/26
(65)
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2004/07
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Topic

area
basal area
fellings
forest plots
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Classification

(351)
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Area in/outside a forest that provides protection against channel processes which the cantons designated «protection forest» according to the harmonised criteria of SilvaProtect-CH in 2022. Reference: GIS data from FOEN, 2022
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region

(351)
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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

(351)
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Forest that was less than two-thirds covered with shrubs in the five inventories NFI1 (1983-1985), NFI2 (1993-1995), NFI3 (2004-2006), NFI4 (2009-2017) and NFI5 (2018-2026) and was accessible on foot.
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grid

(351)
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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).
search result: 351 entries on 20 pages
LFI5 2018/26
protection forest region
basal area
protection forest against channel processes (2022)·altitudinal vegetation belts (NaiS; 6 classes)
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
LFI5 2018/26
protection forest region
basal area
protection forest against channel processes (2022)·main tree species
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
LFI5 2018/26
protection forest region
forest area
protection forest against channel processes (2022)
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
1000 ha
LFI5 2018/26
protection forest region
forest area
protection forest against channel processes (2022)·basal area (standing-living - in 4 classes)
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI5 2018/26
protection forest region
forest area
protection forest against channel processes (2022)·crown closure
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI5 2018/26
protection forest region
forest area
protection forest against channel processes (2022)·degree of cover (aerial photo, 5 classes)
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI5 2018/26
protection forest region
forest area
protection forest against channel processes (2022)·degree of cover of established regeneration
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI5 2018/26
protection forest region
forest area
protection forest against channel processes (2022)·degree of mixture (terrestrial)
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
search result: 351 entries on 20 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
https://doi.org/10.21258/1769925