Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/52
Is Reference of Klärschlamm-de#Sense
Ιλύς-el#Sense
Lamas residuais-pt#Sense
Boues résiduaires-fr#Sense
Spildevandsslam-da#Sense
Avloppsslam-sv#Sense
Restslib-nl#Sense
Residual sludge-en#Sense
Lodos residuales-es#Sense
Fanghi residui-it#Sense