National gene conservation unit number: 60100001
Date of collection of the field data entered: 2002
Date of the most recent visit: 2014

Location

Unit country: Latvia
Unit province or state: -
Unit department or county: Skriveru novads
Unit municipality: Skriveru pagasts
Unit local name: Jaunjelgava ozols
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 90 - 95
Unit surface area [ha]: 15.09
Coordinates (Public coordinates): Latitude (Decimal):56.6677 | Longitude (Decimal): 25.0414

Soil: Eutric Gleysols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 1.312

Species

All tree species reported in the unit: Picea abies; Fraxinus excelsior; Betula pendula; Quercus robur; Alnus glutinosa; Populus tremula
Target species for conservation in the GCU: Quercus robur

Unit type: Gene reserve forest, Forest area managed for wood production AND/or multiple uses AND services

Target species: Quercus robur
Status of the target species in the GCU: Included
Category of the target species in the GCU: In situ
Origin of the target species in the GCU : Autochtonous
Population share (%): 92%
Estimated number of reproducing trees (interval): 500 - 4999
Status of long-term viable regeneration: Requires management intervention

Management
Population management: Conservation through active intervention carried out
Predominant silvicultural system: Close-to-natural forestry (continuous cover forest, selective logging)