
National gene conservation unit number: CHE00071 Date of collection of the field data entered: 2023 Date of the most recent visit: 2023 Location Unit country: Switzerland Unit province or state: GR Unit department or county: Albula Unit municipality: Alvaneu Unit local name: Auerhuhn Albula Ownership of the unit: Public Unit elevation [m a.s.l.]: 1068 - 2101 Unit surface area [ha]: 1384.65 Coordinates (Public coordinates): Latitude (Decimal):46.6909 \| Longitude (Decimal): 9.6418 Soil: Dystric Podzoluvisols Climate Mean monthly temperature and mean monthly precipitation² Climatic zone: Boreal / Alpine. Environmental zone:Cold and mesic. Aridity index: 1.941 Species All tree species reported in the unit: *Pinus sylvestris* Target species for conservation in the GCU: *Pinus sylvestris* Unit type: Gene reserve forest, Biodiversity conservation (habitats AND/or species) Target species: Pinus sylvestris 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 : Unknown 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)

National gene conservation unit number: CHE00071
Date of collection of the field data entered: 2023
Date of the most recent visit: 2023

Location

Unit country: Switzerland
Unit province or state: GR
Unit department or county: Albula
Unit municipality: Alvaneu
Unit local name: Auerhuhn Albula
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 1068 - 2101
Unit surface area [ha]: 1384.65
Coordinates (Public coordinates): Latitude (Decimal):46.6909 | Longitude (Decimal): 9.6418

Soil: Dystric Podzoluvisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 1.941

Species

All tree species reported in the unit: Pinus sylvestris
Target species for conservation in the GCU: Pinus sylvestris

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

Target species: Pinus sylvestris
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 : Unknown
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)