National gene conservation unit number: FE.3.4.ZA
Population number: -

GCU
Date of collection of the field data entered: 2008
Date of the most recent visit: 2008

POPULATION
Year of Establishment of the GCU for the species: 2008
Date (or partial of date) of the most recent visit: 2008

Location

Unit country: Bosnia and Herzegovina
Unit province or state: Federacija BIH
Unit department or county: Zeničkodobojski kanton
Unit municipality: Zavidovići
Unit local name: Kamenolom-Otežna
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 350 - 360
Unit surface area [ha]: 0.4
Coordinates ( Public coordinates): Latitude (Decimal):44.3637 | Longitude (Decimal): 18.1668

Soil: Dystric Cambisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and moist.
Aridity index: 1.097

Species

All tree species growing in the unit: Fraxinus excelsior
Target species for conservation in the GCU: Fraxinus excelsior

Unit type: Seed stand

Target species: Fraxinus excelsior
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 (%): 70%
Estimated number of reproducing trees (interval): 50 - 499
Status of long-term viable regeneration: Sporadic

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