362 LIST ET AL, MEDIUM=TEXTURED SOIL COARSE={TEXTURED SOIL FINE=TEXTURED SOIL 0 2.6 6 be Zz gk _— a 10 — x i a 12} Me 3.4 0.8 b— 0.5 0.4 0.9 -— 0.4 — 0.6 89.8 a 92.8 | 40 0 80 1.3 107.2 | 0 0.8 a 40 80 | 0 | 40 80 sr, MC/SQ MILE Fig. 3—Vertical distribution of *Sr in several typical soil types in early 1963. 120 POT Vote yg Teorence » a TTT | SALT LAKE ¢ peinutTe CITY® 4” _— _ so [ o ae Oo = a «SY 9 & 7° NEW YORK 80 L G Oo” rg TULSA @ oF 4 zi 4 ” 40 r—- é e P— ee 7 a a “ Y / ra “ =~ = wo = o # _— — , FAIRBANKS ¢ _ ™ ¢ — e 7% PANAMA ¢ S08 oe th 0 — tb 40 80 120 Ws, MC/SQ MILE PRECIPITATION COLLECTOR Fig. 4—Comparison of "Sr deposition in soils from 1960 to 1963 with “Sy deposited in nearby precipitation collectors during the same period,