European Information System on Forest Genetic Resources

Detail page for Unit number: FIN00020 and Target species: Betula pendula

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Country of the unit :Finland
Unit number:FIN00020
National gene conservation unit number:GR20
Province or state:
Department or county:
Municipality:Kittilä
Local name :Sätkenä
Latitude :67°44'22.800000000095"N
Longitude :24°51'16.200000000006"E
Restriction in making the geographical coordinates publically available:0
Datum:
Polygon coordinates (if available):
Minimum elevation (m):200
Maximum elevation (m):275
Surface area of the unit (ha):154.44
Ownership of the unit :Public
Type and function of the unit :Gene reserve forest; Forest area managed for wood production AND/or multiple uses AND services
Monthly temperature (°C):
Total annual mean precipitation (mm):
Heat sum and/or length of the growing season (in days):
Accumulated moisture deficit:
Year of collection of the field data entered:2001
Year of the most recent visit:2022
Remarks on specific soil characteristics:
Remarks on other specific characteristics of the unit:Seed collected in 2012 to be used in regeneration of a stand in the GCU. Area used as seed source; collections 2012, 2014.
All tree species growing in the unit:Pinus sylvestris; Picea abies; Betula pubescens; Betula pendula
Target species:Betula pendula
National population unit number if existing:
Year of establishment of the GCU for the species:1993
Year of the most recent visit:2015
Status of the target tree population regarding the EUFORGEN common action plans.:
Category of the population:In situ
Origin of the material:Autochtonous
Predominant silvicultural system:Clear-cutting with natural regeneration (seed trees or strips)
Level of management allowed to favour the target species:Conservation through active intervention carried out
Main reason for carrying out gene conservation for this species:To maintain genetic diversity in large tree populations
Total number of reproducing trees per unit:500 - 4999
Sex ratio, if appropriate:
Status of long-term viable regeneration :Requires management intervention
Distribution of the reproducing trees in the unit (multiple choice):In stands; In groups
Estimated share of the total area within the unit in which the species is occurring (%):90
Remarks on the population: