L'Institut fédéral de recherches sur la forêt, la neige et le paysage WSL

Bole wood mass of live trees

EnviDat: le portail de données environnementales
Éducation, culture et sport

Dry weight (mass) of the stemwood with bark of the living trees and shrubs starting at 12 cm dbh. The correction for bias with the sample Tarif trees may be so drastic that it...

Number of forest edges

EnviDat: le portail de données environnementales
Éducation, culture et sport

Number of forest edges according to the NFI definition.

Citation:

_Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, A.; Huber M.; Keller, M.; Meile, R.;...

Salvage logging due to insects

EnviDat: le portail de données environnementales
Éducation, culture et sport

Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh removed from the forest between two inventories due to damage that occurred, in this case insects, and...

Net increment*

EnviDat: le portail de données environnementales
Éducation, culture et sport

Increment with ingrowth minus the mortality. *In the calculation no D7/tree height data were used. The values calculated like this have not been corrected for bias, but allow for...

Number of young forest plants by damage

EnviDat: le portail de données environnementales
Éducation, culture et sport

Number of regeneration trees starting at 10 cm height up to 11.9 cm dbh with a particular type of damage or with no damage. The attribute is recorded by targeting the next...

Forest area by forest function

EnviDat: le portail de données environnementales
Éducation, culture et sport

The forest area refers to all areas classified as forest according to NFI’s forest definition. The forest definition includes shrub forest. For each forest function (including no...

Biomass of live trees

EnviDat: le portail de données environnementales
Éducation, culture et sport

Dry weight (mass) of living trees and shrubs starting at 12 cm dbh. This consists of the tree parts: roots, stemwood, branch coarse wood, brushwood/twigs and needles/leaves. The...

Mass of needles or leaves of live trees

EnviDat: le portail de données environnementales
Éducation, culture et sport

Dry weight (mass) of the needles and leaves of the living trees and shrubs starting at 12 cm dbh.

Citation:

_Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi,...

Volume of bole wood (HG 2010)

EnviDat: le portail de données environnementales
Éducation, culture et sport

Wood volume of the trunk without bark or branches at least 7 cm in diameter (limit for coarse wool) of all trees and shrubs starting at 12 cm dbh, based on the stem-form function...

Forest area

EnviDat: le portail de données environnementales
Éducation, culture et sport

The forest area is the total sum of all areas classified as forest according to NFI’s forest definition. The forest definition includes shrub forest. This theme is also used to...

Stem number of dead wood

EnviDat: le portail de données environnementales
Éducation, culture et sport

Number of stems of dead trees and shrubs (standing and lying) starting at 12 cm dbh.

Citation:

_Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, A.; Huber...

Total basal area NFI1

EnviDat: le portail de données environnementales
Éducation, culture et sport

Sum of stem cross-section areas at a height of 1.3 m (dbh measurement height) of all living and dead trees and shrubs starting at 12 cm dbh recorded according to the NFI1 method....

Yield of merchantable timber

EnviDat: le portail de données environnementales
Éducation, culture et sport

Wood volume of the stem (without bark and stump) and the branches (with bark) at least 7 cm in diameter (limit for coarse wood) from trees and shrubs starting at 12 cm dbh that...

Number of woody species (from 40 cm height)

EnviDat: le portail de données environnementales
Éducation, culture et sport

Number of species of living trees and shrubs starting at 40 cm plant height that occur within a 200 m2 sample plot.

Citation:

_Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer,...

Yield of merchantable branches

EnviDat: le portail de données environnementales
Éducation, culture et sport

Wood volume of branches with bark at least 7 cm in diameter (limit for coarse wood) of all living trees and shrubs starting at 12 cm dbh that were present in the pre-inventory and...

Biomass of lying dead wood (LIS)

EnviDat: le portail de données environnementales
Éducation, culture et sport

Dry weight (mass) of lying deadwood starting at 7 cm in diameter that does not fulfil the criteria for a tally tree (measurement location of dbh not identifiable or the dbh is less...

Biomass above ground of live trees

EnviDat: le portail de données environnementales
Éducation, culture et sport

Dry weight (mass) of the aboveground parts of living trees and shrubs starting at 12 cm dbh. This consists of the tree parts: stemwood, branch coarse wood, brushwood/twigs and...

Volume

EnviDat: le portail de données environnementales
Éducation, culture et sport

Volume of stemwood with bark of living trees and shrubs (standing and lying) starting at 12 cm dbh. This corresponds internationally to the "growing stock". The correction for bias...

Total stem number

EnviDat: le portail de données environnementales
Éducation, culture et sport

Number of stems of all living and dead trees and shrubs starting at 12 cm dbh.

Citation:

_Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, A.; Huber M.;...

Number of forest plots

EnviDat: le portail de données environnementales
Éducation, culture et sport

Number of forest sample plots (Plots).

Citation:

_Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, A.; Huber M.; Keller, M.; Meile, R.; Rösler, E.; Speich,...