| Country of the unit : | Denmark | 
						| Unit number: | DNK00003 | 
						| National gene conservation unit number: | DNK00003 | 
						| Province or state: |  | 
						| Department or county: |  | 
						| Municipality: |  | 
						| Local name : | Bolderslev Skov | 
						| Latitude : | 55°0'5.0399999999883"N | 
						| Longitude : | 9°21'11.412000000002"E | 
						| Restriction in making the geographical coordinates publically available: | 0 | 
						| Datum: |  | 
						| Polygon coordinates (if available): |  | 
						| Minimum elevation (m): | 55 | 
						| Maximum elevation (m): | 55 | 
						| Surface area of the unit (ha): | 156.5 | 
						| Ownership of the unit : | Public | 
						| Type and function of the unit : | Gene reserve forest | 
						| Monthly temperature (°C): |  | 
						| Total annual mean precipitation (mm): |  | 
						| Heat sum  and/or length of the growing season (in days): |  | 
						| Accumulated moisture deficit: |  | 
						| Year of collection of the field data entered: | 2000 | 
						| Year of the most recent visit: | 2018 | 
						| Remarks on specific soil characteristics: |  | 
						| Remarks on other specific characteristics of the unit: |  | 
						| All tree species growing in the unit: | Tilia platyphyllos; Salix myrsinifolia ssp. myrsinifolia; Crataegus laevigata; Salix myrsinifolia ssp. myrsinifoli; Lonicera periclymenum; Carpinus betulus; Populus tremula; Sorbus aucuparia; Tilia cordata; Corylus avellana; Fagus sylvatica; Alnus glutinosa; Acer platanoides; Fraxinus excelsior; Salix cinera; Quercus robur; Frangula alnus | 
						| Target species: | Fraxinus excelsior | 
						| National population unit number if existing: |  | 
						| Year of establishment of the GCU for the species: | 2000 | 
						| Year of the most recent visit: | 2000 | 
						| Status of the target tree population regarding the EUFORGEN common action plans.: |  | 
						| Category of the population: | In situ | 
						| Origin of the material: | Autochtonous | 
						| Predominant silvicultural system: | No silviculture | 
						| Level of management allowed to favour the target species: |  | 
						| Main reason for carrying out gene conservation for this species: | To maintain genetic diversity in large tree populations | 
						| Total number of reproducing trees per unit: | 500 - 4999 | 
						| Sex ratio, if appropriate: |  | 
						| Status of long-term viable regeneration : |  | 
						| Distribution of the reproducing trees in the unit (multiple choice): |  | 
						| Estimated share of the total area within the unit in which the species is occurring (%): | 80 | 
						| Remarks on the population: |  |