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Inventory

(72)
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2009/17
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Topic

(72)
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Number of stems of dead trees and shrubs (standing and lying) with a diameter at breast height (dbh) ≥12 cm.
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Classification

(9)
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Type of trees and shrubs ≥12 cm in diameter at breast height (dbh) in two classes (conifers or broadleaves). Reference: Field Survey (MID 50: Baumart)
(12)
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Number of shrubs ≥10 cm in length growing on a lying dead tree or shrub ≥12 cm in diameter at breast height (dbh) – in five classes. Reference: Field Survey (MID 425: Strauchpflanzen auf Totholz)
(36)
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Stage of wood decay in dead trees and shrubs (standing and lying) ≥12 cm in diameter at breast height (dbh) – in three classes. Reference: Field Survey (MID 419: Totholz - Festigkeit)
(12)
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Number of young broadleaves or conifers ≥10 cm growing on a lying dead tree or shrub ≥12 cm in diameter at breast height (dbh) – in three classes. Reference: Field Survey (MID 426: Verjüngung auf Totholz)
(9)
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Length of lying dead trees and shrubs ≥12 cm in diameter at breast height (dbh) up to the limit for merchantable wood (7 cm in diameter) – in six classes. If an individual tree is broken, the lengths of all the parts are added together. Reference: Field Survey (MID 415: Stücklänge liegender Probebäume)
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region

(72)
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Regional demarcation with the forest districts as a unit. This variable is based on a survey of the cantonal forest services in winter 2022/2023.
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evaluation area

(24)
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Forest of which less than two-thirds is covered with shrubs that can be accessed on foot.
(24)
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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.
(24)
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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

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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).
(24)
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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: 72 entries on 4 pages
LFI4 2009/17
forest district (2023)
number of deadwood stems
conifers and broadleaves
accessible forest without shrub forest
1.4-km grid
column total, %
LFI4 2009/17
forest district (2023)
number of deadwood stems
conifers and broadleaves
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
LFI4 2009/17
forest district (2023)
number of deadwood stems
conifers and broadleaves
accessible forest without shrub forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
LFI4 2009/17
forest district (2023)
number of deadwood stems
length of lying dead tree (6 classes)
accessible forest without shrub forest
1.4-km grid
column total, %
LFI4 2009/17
forest district (2023)
number of deadwood stems
length of lying dead tree (6 classes)
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
LFI4 2009/17
forest district (2023)
number of deadwood stems
length of lying dead tree (6 classes)
accessible forest without shrub forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
search result: 72 entries on 4 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