| | yf
d
{
Oo
, C/M
L
|
|
ACTIVITY
A= ALGA, CAULERPA
B = PLANKTON
C = SPONGE
D= DREOGED SAND
E= WRASSE LIVER
F= SNAIL (PRESHOT)
G= SURGEONFISH MUSCLE
20
30
DAYS
I
40
AFTER
{
90
M
t
6Q
t
|
70
80
DETONATION,
Figure 3.
L
J
90
NOVEMBER
100
~
15
-
‘INO
I, 1952
Decay curves.
;
i
120