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Forest area by forest function
Bildung, Kultur und 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 ...
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Basal area of dead wood
Bildung, Kultur und Sport
Sum of the stem cross-section areas of all dead trees in a stand at a height of 1.3 m (dbh measurement height). Citation: > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C....
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Total stem number by cause of damage
Bildung, Kultur und Sport
Number of all living and dead trees and shrubs starting at 12 cm dbh where a particular cause of damage (including no damage, dead or lying) was determined. One tree may have da...
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Biomass of standing dead trees
Bildung, Kultur und Sport
Dry weight (mass) of dead, standing trees and shrubs starting at 12 cm dbh. This consists of the tree parts: roots, stemwood and also, depending on the degree of decomposition, ...
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Forest area by natural hazard
Bildung, Kultur und Sport
For each natural hazard process according to FOEN’s SilvaProtectCH, the size of the forest area affected is given. One forest region may be affected by several different natural...
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Biomass of total dead wood
Bildung, Kultur und Sport
Dry weight (mass) of all deadwood. This consists of the standing dead trees and shrubs starting at 12cm dbh and the lying deadwood starting at 7cm in diameter. Citation: > _Ab...
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Biomass of live trees
Bildung, Kultur und 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...
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Volume
Bildung, Kultur und 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 b...
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Total timber volume NFI1
Bildung, Kultur und Sport
Volume of stemwood with bark of all living and dead trees and shrubs starting at 12 cm dbh recorded according to the NFI1 method. In NFI1 only those dead trees were recorded who...
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Biomass above ground of live trees
Bildung, Kultur und 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 n...
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Number of forest plots
Bildung, Kultur und 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...
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Amount of dead wood
Bildung, Kultur und Sport
Wood volume of all deadwood recorded according to the NFI3 method. For standing trees and shrubs starting at 12 cm dbh, the volume of stemwood reduced due to stem breakage is re...
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Young forest with browsing damage
Bildung, Kultur und Sport
Number of regeneration trees where browsing of the shoots from the previous year was recorded in NFI’s regeneration survey. Citation: > _Abegg, M.; Brändli, U.-B.; Cioldi, F.;...
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Total basal area
Bildung, Kultur und Sport
Sum of the stem cross-section areas of all living and dead trees and shrubs starting at 12 cm dbh at a height of 1.3 m (dbh measurement height). Citation: > _Abegg, M.; Brändl...
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Increment*
Bildung, Kultur und Sport
Increase in the volume of stemwood with bark of the surviving trees and shrubs starting at 12 cm dbh between two inventories and the losses (modelled for the half period), plus ...
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Net increment*
Bildung, Kultur und 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 fo...
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Total timber volume
Bildung, Kultur und Sport
Volume of stemwood with bark of all living and dead trees and shrubs (standing and lying) starting at 12 cm dbh. This corresponds to the sum of the volumes of growing stock and ...
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Salvage logging due to wind*
Bildung, Kultur und Sport
Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh removed from the forest as a result of damage occurring between two inventories, in this case windthro...
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Mass of merchantable branches of live trees
Bildung, Kultur und Sport
Dry weight (mass) of branches with a diameter of at least 7 cm from living trees and shrubs starting at 12cm dbh. Citation: > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, ...
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Volume of bole wood (HG 2000)
Bildung, Kultur und Sport
Wood volume of the stem without bark or stump at least 7 cm in diameter (limit of coarse wood) of all trees and shrubs starting at 12 cm dbh, based on the stem-form functions ac...
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Salvage logging*
Bildung, Kultur und Sport
Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh that were removed from the forest as a result of damage occurring (e.g. windthrow, avalanches, insects...
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Bole wood mass of live trees
Bildung, Kultur und 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 ...
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Stand density (SDI)
Bildung, Kultur und Sport
The Stand Density Index (SDI) is a general measure for the density of a stocking and is based on the number of stems/ha and the average diameter of the tally trees on the sample...
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Stem count of young forest
Bildung, Kultur und Sport
191 Number of regeneration trees starting at 10 cm tall up to 11.9 cm dbh recorded in NFI’s regeneration survey. Citation: > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, ...
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Length of forest roads
Bildung, Kultur und Sport
The length of forest roads corresponds to the length of the NFI forest roads. This length was calculated according to the method of the specific NFI concerned. Citation: > _Ab...
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