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Inventory

(270)
i
2018/26
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Topic

number of stems
volume

Classification

(270)
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Classification of trees and shrubs ≥12 cm in diameter at breast height (dbh) as living or dead. Reference: Field Survey (MID 58: Bemerkungen, MID 1018: Baumzustand)
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region

(270)
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Demarcation of Switzerland used in NFI for protective forest analyses. The six protective forest regions were derived from the economic regions by combining individual regions according to natural and statistical criteria.
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evaluation area

(90)
i
Forest of which less than two-thirds is covered with shrubs that can be accessed on foot.
(90)
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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.
(90)
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Forest that was less than two-thirds covered with shrubs in both NFI4 (2009-2017) and NFI5 (2018-2026) and is accessible on foot.

grid

(270)
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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: 270 entries on 15 pages
LFI5 2018/26
protective forest region
total number of stems
tree state (living/dead)
accessible forest without shrub forest
1.4 km grid, subgrids 1-5
column total, %
LFI5 2018/26
protective forest region
total number of stems
tree state (living/dead)
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
LFI5 2018/26
protective forest region
total number of stems
tree state (living/dead)
accessible forest without shrub forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
LFI5 2018/26
protective forest region
total number of stems
altitudinal vegetation belts (NaiS; 6 classes)·tree state (living/dead)
accessible forest without shrub forest
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
LFI5 2018/26
protective forest region
total number of stems
altitudinal vegetation belts (NaiS; 6 classes)·tree state (living/dead)
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
LFI5 2018/26
protective forest region
total number of stems
altitudinal vegetation belts (NaiS; 6 classes)·tree state (living/dead)
accessible forest without shrub forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
search result: 270 entries on 15 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