National gene conservation unit number: GR33
Population number:
-
GCU
Date of collection of the field data entered: 1995 Date of the most recent visit: 2022
POPULATION
Year of Establishment of the GCU for the species: 1996
Date (or partial of date) of the most recent visit: 2015
Location
Unit country: Finland
Unit province or state:
-
Unit department or county:
-
Unit municipality:
Hyvinkää
Unit local name:
Kalkkivuori ja Löytlahti
Ownership of the unit:
Other
Unit elevation [m a.s.l.]:
110
-
120
Unit surface area [ha]: 32.33
Coordinates
(
Public coordinates):
Latitude (Decimal):60.5280 | Longitude (Decimal): 24.6463
Soil: Haplic Podzols
Climate
Mean monthly temperature and mean monthly precipitation2
All tree species growing in the unit: Betula pendula; Pinus sylvestris; Picea abies; Fraxinus excelsior
Target species for conservation in the GCU:
Fraxinus excelsior
Unit type:
Gene reserve forest,
Biodiversity conservation (habitats AND/or species),
Forest area managed for wood production AND/or multiple uses AND services
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 (%):
90%
Estimated number of reproducing trees (interval):
15 - 49
Status of long-term viable regeneration:
Requires management intervention
Management
Population management:
Conservation through active intervention carried out
Predominant silvicultural system:
Clear-cutting with natural regeneration (seed trees or strips)
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