English AGROVOC
uf
Food webs
BT
Ecosystems
NT
Trophic levels
RT
Bioaccumulation
RT
Biocoenosis
RT
Biological competition
RT
Biological production
RT
Eutrophication
RT
Primary productivity
(Lao)
ຕ່ອງໂສ້ອາຫານ
(French)
Chaîne alimentaire
(Spanish)
Cadena alimentaria