Éducation, culture et sport

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...

Basal area of dead wood

EnviDat: le portail de données environnementales
Éducation, culture et 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.;...

Mortality

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 that died or disappeared between two inventories and that were not harvested. The correction for bias...

Biomass of total dead wood

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

...

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 timber volume NFI1

EnviDat: le portail de données environnementales
Éducation, culture et 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 whose...

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,...

Amount of dead wood

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

Yield of live bole wood

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

Volume of stemwood at least 7 cm in diameter (limit for coarse wood) without the bark and stump that were living trees or shrubs starting at 12 cm dbh in the pre-inventory and were...

Increment

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

Increase in the volume of stemwood with bark of the trees and shrubs starting at 12 cm dbh that have survived between two inventories and of the losses (modelled for the half...

Increment*

EnviDat: le portail de données environnementales
Éducation, culture et 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 the...

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...

Total timber volume

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

Net increment

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

Increment including ingrowth minus the mortality. The correction for bias with the sample Tarif trees may be so drastic that it results in negative values with small numbers of...

Length of forest roads

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

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Yield and mortality*

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 that were used, died or disappeared between two inventories. *In the calculation no D7/tree height data...

Volume of dead wood

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

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 NFI3"...

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.;...

Volume of dead wood NFI1

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

Volume of stemwood with bark of all dead trees and shrubs (standing and lying) starting at 12 cm dbh recorded according to the NFI1 method. In NFI1 only those dead trees were...

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...