National gene conservation unit number: 335
Population number: -

GCU
Date of collection of the field data entered: 1995
Date of the most recent visit: 2005

POPULATION
Year of Establishment of the GCU for the species: 1995
Date (or partial of date) of the most recent visit: 1995

Location

Unit country: Austria
Unit province or state: Niederösterreich
Unit department or county: Amstetten
Unit municipality: -
Unit local name: Heide; Ybbsbogen nördl. Ulmerfeld - Abtlg. 4a, f
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 290 - 300
Unit surface area [ha]: 17.4
Coordinates ( Restricted coordinates): Latitude (Decimal): 48…**** | Longitude (Decimal): 14…****

Soil: Haplic Luvisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and dry.
Aridity index: 1.335

Species

All tree species growing in the unit: Prunus avium; Taxus baccata; Pinus nigra; Picea abies; Pinus silvestris; Quercus robur; Carpinus betulus; Fraxinus excelsior; Fagus sylvatica
Target species for conservation in the GCU: Fraxinus excelsior, Taxus baccata

Unit type: Gene reserve forest, Forest area managed for wood production AND/or multiple uses AND services

Target species: Fraxinus excelsior
Status of the target species in the GCU: Pending
Category of the target species in the GCU: In situ
Origin of the target species in the GCU : Autochtonous
Population share (%): 100%
Estimated number of reproducing trees (interval): 500 - 4999
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)