National gene conservation unit number: 1006
Population number: -

GCU
Date of collection of the field data entered: 2007
Date of the most recent visit: 2017

POPULATION
Year of Establishment of the GCU for the species: 2007
Date (or partial of date) of the most recent visit: 2009

Location

Unit country: Luxembourg
Unit province or state: Bon-Pays
Unit department or county: -
Unit municipality: Schengen
Unit local name: Grouf (RFI)
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 180 - 290
Unit surface area [ha]: 153
Coordinates ( Public coordinates): Latitude (Decimal):49.4728 | Longitude (Decimal): 6.3436

Soil: Eutric Fluvisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and moist.
Aridity index: 1.227

Species

All tree species growing in the unit: Acer pseudoplatanus; Alnus incana; Carpinus betulus; Fagus sylvatica; Fraxinus excelsior; Quercus robur
Target species for conservation in the GCU: Acer pseudoplatanus, Alnus incana, Carpinus betulus, Fagus sylvatica, Fraxinus excelsior, Quercus robur

Unit type: Gene reserve forest, Biodiversity conservation

Target species: Alnus incana
Status of the target species in the GCU: Not included
Category of the target species in the GCU: In situ
Origin of the target species in the GCU : Autochthonous
Population share (%): 10%
Estimated number of reproducing trees (interval): 51 - 500
Status of long-term viable regeneration: Continuous

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