Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Età di utilizzazione-it#Sense
Âge d'exploitation-fr#Sense
Hiebsalter-de#Sense
Edad de corta-es#Sense
Exploitation age-en#Sense
Felling age-en#Sense
Rotation-en#Sense
Cutting age-en#Sense