National gene conservation unit number: DNK00027
Date of collection of the field data entered: 2000
Date of the most recent visit: 2011

Location

Unit country: Denmark
Unit province or state: -
Unit department or county: -
Unit municipality: -
Unit local name: Nyrup Hegn
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 40 - 40
Unit surface area [ha]: 10
Coordinates (Public coordinates): Latitude (Decimal):56.0070 | Longitude (Decimal): 12.5237

Soil: Haplic Podzols

Climate

Mean monthly temperature and mean monthly precipitation2

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 1.208

Species

All tree species reported in the unit: Frangula alnus; Sambucus nigra; Betula pendula; Crataegus laevigata; Betula pubescens
Target species for conservation in the GCU: Betula pendula, Betula pubescens, Frangula alnus

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 : Autochtonous
Population share (%): 80%
Estimated number of reproducing trees (interval): 500 - 4999
Status of long-term viable regeneration: -

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


Target species: Betula pubescens
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 (%): 80%
Estimated number of reproducing trees (interval): 500 - 4999
Status of long-term viable regeneration: -

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


Target species: Frangula alnus
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 (%): 15%
Estimated number of reproducing trees (interval): 500 - 4999
Status of long-term viable regeneration: -

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