National gene conservation unit number: 55DGD019
Date of collection of the field data entered: 1999
Date of the most recent visit: 2023

Location

Unit country: Lithuania
Unit province or state: Panevezys
Unit department or county: Rokiskis
Unit municipality: Juodupe
Unit local name: Kukiai forest aspen state genetic reserve
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 120 - 120
Unit surface area [ha]: 2.2
Coordinates (Public coordinates): Latitude (Decimal):56.1181 | Longitude (Decimal): 25.6025

Soil: Eutric Podzoluvisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 1.197

Species

All tree species reported in the unit: Populus tremula
Target species for conservation in the GCU: Populus tremula

Unit type: Gene reserve forest

Target species: Populus tremula
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 : Autochtonous
Population share (%): 32%
Estimated number of reproducing trees (interval): 50 - 499
Status of long-term viable regeneration: -

Management
Population management: Minimum intervention allowed
Predominant silvicultural system: Close-to-natural forestry (continuous cover forest, selective logging)