
National gene conservation unit number: CHE00087 Date of collection of the field data entered: 2023 Date of the most recent visit: 2023 Location Unit country: Switzerland Unit province or state: VS Unit department or county: Conthey Unit municipality: Conthey Unit local name: Derborence Ownership of the unit: Private Unit elevation [m a.s.l.]: 1248 - 2140 Unit surface area [ha]: 70.9677 Coordinates (Public coordinates): Latitude (Decimal):46.2772 \| Longitude (Decimal): 7.2191 Soil: Glaciers Climate Mean monthly temperature and mean monthly precipitation² Climatic zone: Boreal / Alpine. Environmental zone:Cold and mesic. Aridity index: 2.453 Species All tree species reported in the unit: *Abies alba* Target species for conservation in the GCU: *Abies alba* Unit type: Gene reserve forest, Biodiversity conservation (habitats AND/or species) Target species: Abies alba 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 (%): 75% Estimated number of reproducing trees (interval): > 5000 Status of long-term viable regeneration: - Management Population management: - Predominant silvicultural system: -

National gene conservation unit number: CHE00087
Date of collection of the field data entered: 2023
Date of the most recent visit: 2023

Location

Unit country: Switzerland
Unit province or state: VS
Unit department or county: Conthey
Unit municipality: Conthey
Unit local name: Derborence
Ownership of the unit: Private
Unit elevation [m a.s.l.]: 1248 - 2140
Unit surface area [ha]: 70.9677
Coordinates (Public coordinates): Latitude (Decimal):46.2772 | Longitude (Decimal): 7.2191

Soil: Glaciers

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 2.453

Species

All tree species reported in the unit: Abies alba
Target species for conservation in the GCU: Abies alba

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

Target species: Abies alba
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 (%): 75%
Estimated number of reproducing trees (interval): > 5000
Status of long-term viable regeneration: -

Management
Population management: -
Predominant silvicultural system: -