IATE-840809

Instance of: http://www.w3.org/2004/02/skos/core#Concept

Subject Field	Subject Field/52
Is Reference of	Filtro percolatore-it#Sense
	Oxidatiebed-nl#Sense
	Lit bactérien-fr#Sense
	Lit percolateur-fr#Sense
	Biofilter-nl#Sense
	Percolating filter-en#Sense
	Tropfkörper-de#Sense
	Tropfkörperanlage-de#Sense
	Letto percolatore-it#Sense
	Biologisk filter-da#Sense
	Biological filter-en#Sense