Ratio of cesium-137 and strontium-90 radioactivity in soil.
D002586:Cesium; D002588:Cesium Radioisotopes; D011847:Radioactive Fallout; D011851:Radioactivity; D012987:Soil; D013324:Strontium
D002588:Cesium Radioisotopes; D011847:Radioactive Fallout; D012987:Soil; D002586:Cesium; D013324:Strontium
RADIOACTIVE FALLOUT