National gene conservation unit number: IN-ALUGL-DEU-04
Date of collection of the field data entered: 2005
Date of the most recent visit: 2012

Location

Unit country: Germany
Unit province or state: Bayern
Unit department or county: Oberfranken
Unit municipality: Kulmbach
Unit local name: Krötensee
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 605 - 625
Unit surface area [ha]: 4.9
Coordinates (Public coordinates): Latitude (Decimal):50.3911 | Longitude (Decimal): 11.5983

Soil: Eutric Cambisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 1.603

Species

All tree species reported in the unit: Alnus glutinosa
Target species for conservation in the GCU: Alnus glutinosa

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

Target species: Alnus glutinosa
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): 50 - 499
Status of long-term viable regeneration: Requires management intervention

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