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Latest revision as of 12:43, 3 August 2022

Indicators of tree condition (Eichorn and Roskams, 2013).
Link to this table

Variable Nature Target Scoring
Primary production
Defoliation Estimate of the leaf/needle loss in relation to a reference standard Assessable tree crown 5% classes, from 0 to 100
Apical shoot architecture Estimate of the shoot development in relation to the standard of an adaptable tree crown Apical tree crown Classes
Fructification Relative estimate of fruits Whole tree crown Classes
Fruit biomass Biomass of fruits in litterfall traps stand Biomass per hectare
Diameter growth Measurement of diameter growth Stand Diameter in cm
Ecosystem disturbances
Biotic/abiotic agents Occurrence and diagnosis of symptoms and signs Whole tree Affected part, symptom, symptom specification, quantification (classes)
Tree removals and mortality Recording of absent trees and causes of disappearance Plot Number of trees and classification of causes
Ecosystem internal (inherent) regulation
Age of trees Measure or estimate tree age Sample trees Years
Stand structure Meaure tree-related stand structure Sample trees Sample tree-specific relative score

This page was last edited on 3 August 2022, at 12:43.