title: Liquid scintillation counting of calcium-45 in plant and soil material.
mesh_terms: D002132:Calcium Radioisotopes / Q000032:analysis*; D008722:Methods; D010944:Plants / Q000032:analysis*; D012588:Scintillation Counting; D012987:Soil / Q000032:analysis
chemical_list: D002132:Calcium Radioisotopes; D012987:Soil