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Total basal area
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.; Brändli,... -
Young forest with browsing damage
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.;... -
Number of woody species (>= 12 cm DBH)
Number of tree and shrub species starting at 12 cm dbh (diameter at breast height) within the 200 m2 sample plot. Citation: Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.;... -
Volume of dead wood
Volume of stemwood with bark of all dead trees and shrubs (standing and lying) starting at 12 cm dbh. Unlike this theme , the "Amount of deadwood according to the method of... -
Stem number of dead wood
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 stem number
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
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,... -
Number of forest edges
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.;... -
Stem number
Number of stems of living 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... -
Stem count of young forest
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,... -
Diversity of woody species
Index based on the number of tree and shrub species starting at 12 cm dbh in the upper layer and the occurrence of especially ecologically valuable tree and shrub species... -
Stand density (SDI)
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... -
Forest area by natural hazard
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... -
Basal area of dead wood
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.;... -
Volume
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... -
Basal area
Sum of the stem cross-section areas of all living trees and shrubs starting at 12 cm dbh (standing and lying) at a height of 1.3 m (dbh measurement height). Citation: Abegg,... -
Total timber volume
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... -
Forest area
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...