National gene conservation unit number: 318
Population number: -

GCU
Date of collection of the field data entered: 2004
Date of the most recent visit: 2009

POPULATION
Year of Establishment of the GCU for the species: 1978
Date (or partial of date) of the most recent visit: 2009

Location

Unit country: Croatia
Unit province or state: Zagrebačka
Unit department or county: Zagreb
Unit municipality: Zagreb
Unit local name: Josip Kozarac
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 98 - 98
Unit surface area [ha]: 87.15
Coordinates ( Public coordinates): Latitude (Decimal):45.4375 | Longitude (Decimal): 16.8242

Soil: Dystric Gleysols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and moist.
Aridity index: 0.952

Species

All tree species growing in the unit: Quercus robur
Target species for conservation in the GCU: Quercus robur

Unit type: Gene reserve forest, Seed stand

Target species: Quercus robur
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 (%): 80%
Estimated number of reproducing trees (interval): 500 - 4999
Status of long-term viable regeneration: -

Management
Population management: -
Predominant silvicultural system: -