Exchange of materials in a lake as studied by the addition of radioactive phosphorus.
D060106:Lakes; D010758:Phosphorus; D016226:Phosphorus, Dietary; D011851:Radioactivity; D011868:Radioisotopes; D012106:Research
D016226:Phosphorus, Dietary; D011868:Radioisotopes; D010758:Phosphorus
RADIOACTIVE SUBSTANCES/phosphorus