ee ee 17 3 lO T T T gpl25 > 10 - \ Sb 125 7 2n65 c5!37 | C960 C69 2 10f ! 2 = . | LITTER @ Oo. ¥£ c 3 oO 4 SE ‘> GUANO = 10zI i 0.5 L_ 1.0 i 1.5 MEV Fig. 8. Gamma-ray spectra of litter and guano collected in an area of old soil.
ee ee 17 3 lO T T T gpl25 > 10 - \ Sb 125 7 2n65 c5!37 | C960 C69 2 10f ! 2 = . | LITTER @ Oo. ¥£ c 3 oO 4 SE ‘> GUANO = 10zI i 0.5 L_ 1.0 i 1.5 MEV Fig. 8. Gamma-ray spectra of litter and guano collected in an area of old soil.