Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Resina de lignina-es#Sense
Ligniinihartsi-fi#Sense
Ρητίνη λιγνίνης-el#Sense
Résine de lignine-fr#Sense
Ligninharpiks-da#Sense
Resina de lenhina-pt#Sense
Lignin resin-en#Sense
Ligninehars-nl#Sense
Resina ligninica-it#Sense
Lignin-da#Sense
Ligninharts-sv#Sense
Ligninharz-de#Sense