Country of the unit : | Finland |
Unit number: | FIN00024 |
National gene conservation unit number: | GR24 |
Province or state: | |
Department or county: | |
Municipality: | Joutseno |
Local name : | Muukonsaari |
Latitude : | 61°9'35.6274"N |
Longitude : | 28°28'58.9653"E |
Restriction in making the geographical coordinates publically available: | 0 |
Datum: | |
Polygon coordinates (if available): | |
Minimum elevation (m): | 80 |
Maximum elevation (m): | 80 |
Surface area of the unit (ha): | 9.05 |
Ownership of the unit : | Other |
Type and function of the unit : | Gene reserve forest; Forest area managed for wood production AND/or multiple uses AND services |
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: | 2007 |
Year of the most recent visit: | 2018 |
Remarks on specific soil characteristics: | |
Remarks on other specific characteristics of the unit: | Leaf samples from 20 trees sent in 2011 to Kirsten Wolff / Newcastle University. As material in the thesis of Prattana Phuekvilai 2014: Relicts, Refugia and Reticulation: A Study of Population History, Hybrids and Phylogeny in the Long-Lived Flowering Tree Genus Tilia. |
All tree species growing in the unit: | Acer platanoides; Tilia cordata; Picea abies; Populus tremula; Betula pendula |
Target species: | Acer platanoides |
National population unit number if existing: | |
Year of establishment of the GCU for the species: | 1993 |
Year of the most recent visit: | 2018 |
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: | Close-to-natural forestry (continuous cover forest, selective logging) |
Level of management allowed to favour the target species: | Conservation through active intervention carried out |
Main reason for carrying out gene conservation for this species: | To conserve rare or endangered tree species with populations consisting of a low number of remaining individuals |
Total number of reproducing trees per unit: | 15 - 49 |
Sex ratio, if appropriate: | |
Status of long-term viable regeneration : | Continuous |
Distribution of the reproducing trees in the unit (multiple choice): | Scattered |
Estimated share of the total area within the unit in which the species is occurring (%): | 100 |
Remarks on the population: | |