National gene conservation unit number: 339
Date of collection of the field data entered: 1995
Date of the most recent visit: 2005
Location
Unit country: Austria
Unit province or state: Niederösterreich
Unit department or county: Amstetten
Unit municipality: -
Unit local name: Revier Unterweidach; innerbetr. außer Nutzung gestellt (seit 1908)
Ownership of the unit:
Private
Unit elevation [m a.s.l.]: 500 - 780
Unit surface area [ha]: 45
Coordinates (Restricted coordinates):
Latitude (Decimal): 47…**** | Longitude (Decimal): 14…****
Soil: Rendzic Leptosols
Climate
Mean monthly temperature and mean monthly precipitation2
Climatic zone: Cool temperate.
Environmental zone:Cool temperate and moist.
Aridity index: 1.831
Species
All tree species reported in the unit: Pinus sylvestris; Acer pseudoplatanus; Fagus sylvatica; Picea abies; Larix decidua; Sorbus aria; Abies alba
Target species for conservation in the GCU:
Fagus sylvatica,
Larix decidua,
Picea abies,
Pinus sylvestris
Unit type:
Gene reserve forest, Biodiversity conservation (habitats AND/or species), Protective forest area (soil, water, timber line, etc.)
Target species: Fagus sylvatica
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: Minimum intervention allowed
Predominant silvicultural system: Close-to-natural forestry (continuous cover forest, selective logging)
Target species: Larix decidua
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: Minimum intervention allowed
Predominant silvicultural system: Close-to-natural forestry (continuous cover forest, selective logging)
Target species: Picea abies
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: Minimum intervention allowed
Predominant silvicultural system: Close-to-natural forestry (continuous cover forest, selective logging)
Target species: Pinus sylvestris
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: Minimum intervention allowed
Predominant silvicultural system: Close-to-natural forestry (continuous cover forest, selective logging)
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