National gene conservation unit number: CHE00007
Population number: -

GCU
Date of collection of the field data entered: 2020
Date of the most recent visit: 2020

POPULATION
Year of Establishment of the GCU for the species: 2020
Date (or partial of date) of the most recent visit: 2020

Location

Unit country: Switzerland
Unit province or state: GE
Unit department or county: -
Unit municipality: -
Unit local name: Bois des Bouchets - Vallon du Longet - Vallon de la Laire
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 332 - 419
Unit surface area [ha]: 71.1
Coordinates ( Public coordinates): Latitude (Decimal):46.1415 | Longitude (Decimal): 5.9929

Soil: Haplic Luvisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and moist.
Aridity index: 1.241

Species

All tree species growing in the unit: Sorbus torminalis
Target species for conservation in the GCU: Sorbus torminalis

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

Target species: Sorbus torminalis
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): > 5000
Status of long-term viable regeneration: -

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