Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Gewaesser-Verbesserung-de#Sense
Lutte contre le ravinement-fr#Sense
Verbetering van waterlopen-nl#Sense
Mejora de cauce-es#Sense
Uoman parantaminen-fi#Sense
Channel improvement-en#Sense
Miglioramento di un canale-it#Sense
Vandløbsforbedring-da#Sense
Kanalforbedring-da#Sense
Melhoramento de um canal-pt#Sense