English AGROVOC
uf
Elevated co2 concentration
RT
Carbon cycle
RT
Carbon dioxide
RT
Climatic change
RT
Photosynthesis
RT
Plant nutrition
(Lao)
ການເພີ່ມຄາຣ໌ບອນໄດອ໋ອກໄຊດ໌
(French)
Enrichissement en gaz carbonique
(Spanish)
Enriquecimiento en gas carbónico