National gene conservation unit number: Retz
Population number: -

GCU
Date of collection of the field data entered: 2005
Date of the most recent visit: 2016

POPULATION
Year of Establishment of the GCU for the species: 1994
Date (or partial of date) of the most recent visit: 2016

Location

Unit country: France
Unit province or state: HAUTS-DE-FRANCE
Unit department or county: AISNE
Unit municipality: OIGNY-EN-VALOIS
Unit local name: FD de Retz
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 125 - 125
Unit surface area [ha]: 178
Coordinates ( Public coordinates): Latitude (Decimal):49.2333 | Longitude (Decimal): 3.1167

Soil: Haplic Podzols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and moist.
Aridity index: 1.057

Species

All tree species growing in the unit: Fagus sylvatica
Target species for conservation in the GCU: Fagus sylvatica

Unit type: Seed stand, Forest area managed for wood production AND/or multiple uses AND services

Target species: Fagus sylvatica
Status of the target species in the GCU: Not 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: Continuous

Management
Population management: Conservation through active intervention carried out
Predominant silvicultural system: Shelterwood systems