National gene conservation unit number: VV00001479
Date of collection of the field data entered: 2008
Date of the most recent visit: 2008

Location

Unit country: Norway
Unit province or state: -
Unit department or county: Vest-Agder
Unit municipality: Lyngdal
Unit local name: Nakkestad
Ownership of the unit: Private
Unit elevation [m a.s.l.]: 195
Unit surface area [ha]: 37.9
Coordinates (Public coordinates): Latitude (Decimal):58.0728 | Longitude (Decimal): 7.0869

Soil: Lithic Leptosols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and wet.
Aridity index: 4.495

Species

All tree species reported in the unit: Fraxinus excelsior; Betula pendula; Ulmus glabra; Tilia cordata; Sorbus aucuparia; Alnus glutinosa; Acer platanoides
Target species for conservation in the GCU: Acer platanoides, Fraxinus excelsior, Tilia cordata, Ulmus glabra

Unit type: Gene reserve forest, Biodiversity conservation (habitats AND/or species)

Target species: Acer platanoides
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 (%): 100%
Estimated number of reproducing trees (interval): 500 - 4999
Status of long-term viable regeneration: Continuous

Management
Population management: Minimum intervention allowed
Predominant silvicultural system: No silviculture

Target species: Fraxinus excelsior
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 (%): 100%
Estimated number of reproducing trees (interval): 500 - 4999
Status of long-term viable regeneration: Continuous

Management
Population management: Minimum intervention allowed
Predominant silvicultural system: No silviculture

Target species: Tilia cordata
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 (%): 100%
Estimated number of reproducing trees (interval): 500 - 4999
Status of long-term viable regeneration: Continuous

Management
Population management: Minimum intervention allowed
Predominant silvicultural system: No silviculture

Target species: Ulmus glabra
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 (%): 100%
Estimated number of reproducing trees (interval): 500 - 4999
Status of long-term viable regeneration: Continuous

Management
Population management: Minimum intervention allowed
Predominant silvicultural system: No silviculture