National gene conservation unit number: 61BGD057
Date of collection of the field data entered: 2010
Date of the most recent visit: 2021

Location

Unit country: Lithuania
Unit province or state: Vilnius
Unit department or county: Vilnius
Unit municipality: Margiai
Unit local name: Medziokle forest birch state genetic reserve
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 270 - 270
Unit surface area [ha]: 2.67
Coordinates (Public coordinates): Latitude (Decimal):54.6688 | Longitude (Decimal): 25.6970

Soil: Cambic Arenosols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 1.097

Species

All tree species reported in the unit: Betula pendula; Picea abies; Populus tremula
Target species for conservation in the GCU: Betula pendula

Unit type: Gene reserve forest

Target species: Betula pendula
Status of the target species in the GCU: -
Category of the target species in the GCU: In situ
Origin of the target species in the GCU : Autochthonous
Population share (%): 50%
Estimated number of reproducing trees (interval): 501 - 5000
Status of long-term viable regeneration: -

Management
Population management: -
Predominant silvicultural system: -