National gene conservation unit number: ITACU003
Date of collection of the field data entered: 2003
Date of the most recent visit: 2025

Location

Unit country: Italy
Unit province or state: Lombardy
Unit department or county: Mantova
Unit municipality: Marmirolo
Unit local name: Bosco Fontana Biogenetic Nature Reserve
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 25 - 25
Unit surface area [ha]: 198
Coordinates (Public coordinates): Latitude (Decimal):45.2005 | Longitude (Decimal): 10.7405

Soil: Calcaric Cambisols

Climate

Mean monthly temperature and mean monthly precipitation2

Climatic zone: Warm temperate.
Environmental zone:Warm temperate and mesic.
Aridity index: 0.781

Species

All tree species reported in the unit: Carpinus betulus; Cornus mas; Corylus avellana; Fraxinus angustifolia; Juglans nigra; Quercus cerris; Quercus robur; Quercus rubra
Target species for conservation in the GCU: Quercus robur, Carpinus betulus, Quercus cerris

Unit type: Biodiversity conservation


Target species: Quercus robur
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 : Autochthonous
Population share (%): 100%
Estimated number of reproducing trees (interval): 501 - 5000
Status of long-term viable regeneration: Required management intervention

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


Target species: Carpinus betulus
Status of the target species in the GCU: Included
Category of the target species in the GCU: In situ
Origin of the target species in the GCU : Autochthonous
Population share (%): 40%
Estimated number of reproducing trees (interval): >5001
Status of long-term viable regeneration: Sporadic

Management
Population management: Minimum intervention allowed
Predominant silvicultural system: Close-to-nature forestry


Target species: Quercus cerris
Status of the target species in the GCU: Included
Category of the target species in the GCU: In situ
Origin of the target species in the GCU : Autochthonous
Population share (%): 85%
Estimated number of reproducing trees (interval): >5001
Status of long-term viable regeneration: Required management intervention

Management
Population management: Minimum intervention allowed
Predominant silvicultural system: Close-to-nature forestry