title: The use of radioactive isotopes in the study of certain agricultural problems.
authors.forename: R S
authors.initials: RS
authors.lastname: RUSSELL
authors.forename: L J
authors.initials: LJ
authors.lastname: MIDDLETON
mesh_terms: D000383:Agriculture; D006801:Humans; D007554:Isotopes; D011868:Radioisotopes
chemical_list: D007554:Isotopes; D011868:Radioisotopes
keywords: AGRICULTURE; ISOTOPES