65 datasets found

Keywords: GRID NFI4 2009-2013

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  • Total basal area NFI1

    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...
  • 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,...
  • Stem number of dead wood NFI1

    Number of stems of dead trees and shrubs (standing and lying) starting at 12 cm recorded according to the NFI1 method. In NFI1 only those dead trees were recorded whose wood...
  • 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...
  • 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,...
  • 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...
  • Salvage logging*

    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,...
  • Salvage logging due to wind*

    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...
  • Salvage logging due to wind

    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 windthrow,...
  • Salvage logging due to insects*

    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...
  • Salvage logging due to insects

    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,...
  • Salvage logging

    Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh removed from the forest due to damage occurring (e.g. windthrow, avalanches, insects or rockfall),...
  • Root mass of live trees (Zell, Wutzler)

    Dry weight (mass) of the belowground part (roots) of living trees and shrubs starting at 12 cm dbh. The dimensions of the roots are determined according to Zell and Wutzler....
  • Number of young forest plants by damage

    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...
  • 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.;...
  • Number of woody species (from 40 cm height)

    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,...
  • 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.;...
  • Net increment*

    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...
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