Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Photosynthetically active radiation-en#Sense
Fotosynthetisch actieve straling-nl#Sense
R.P.A.-fr#Sense
Rayonnement photosynthétiquement actif-fr#Sense
Photosynthetisch wirksame Strahlung-de#Sense
Irraggiamento fotosinteticamente attivo-it#Sense
Fotosynteseaktiv solindstråling-da#Sense
P.A.R.-en#Sense