National gene conservation unit number: 30BGD056
Date of collection of the field data entered: 2010
Date of the most recent visit: 2022

Location

Unit country: Lithuania
Unit province or state: Alytus
Unit department or county: Varena
Unit municipality: Burbonys
Unit local name: Burboniai forest birch state genetic reserve
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 130 - 130
Unit surface area [ha]: 12.9
Coordinates (Public coordinates): Latitude (Decimal):54.4076 | Longitude (Decimal): 24.5752

Soil: Dystric Podzoluvisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 1.172

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 (%): 80%
Estimated number of reproducing trees (interval): 501 - 5000
Status of long-term viable regeneration: -

Management
Population management: -
Predominant silvicultural system: -