National gene conservation unit number: 146
Date of collection of the field data entered: 1998
Date of the most recent visit: 1999

Location

Unit country: Turkey
Unit province or state: KASTAMONU
Unit department or county: ARAC
Unit municipality: -
Unit local name: DEREYAYLA
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 1520 - 1700
Unit surface area [ha]: 131.1
Coordinates (Public coordinates): Latitude (Decimal):41.1217 | Longitude (Decimal): 33.3236

Soil: Calcic Cambisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 1.149

Species

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

Unit type: Gene reserve forest

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 : Autochtonous
Population share (%): 75%
Estimated number of reproducing trees (interval): > 5000
Status of long-term viable regeneration: -

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