EXCAVATION EXPERIMENT - BIKINI ISLAND IN SITU GAMMA SPECTROSCOPY RESULTS pR/H AFTER BEFORE/AFTER EXCAVATION EXCAVATION RATIO 13.6 5 68 EXCAVATION SITE BEFORE - 137c~ pci/G PLANT TYPE CORN EXCAVATION SITE WET EXCAVATION 1.8 ZUCCHINI 2.1 CONTROL SITE 29 4 WINGED BEAN WEIGHT 24