18 bom womn, 70 J _— on ow ee 80 Oo 1 t on l f oO Profile N 20, rector __j ol oO i Strontium-90 in pCi/g of Dry Weight 60 1 4 ‘ ' 4 ' 4 re lO. ennmmm ena t of 5 FIGURE 6. 10 15 25 35 __Profile No.9 eeeee 50 Soil Depth in cm 75 OOO Distribution of 905, with depth in profiles of disturbed (N) and undisturbed (9) soils from Bikini Island.