80
D, CHAKRAVARTI AND E. E. HELD
Rongelap Island
t
n
oe
3
“3.
oO
|
No
' dry“dmg
weight
Potassium
|
|
1
1958
Marchsedson)
(dry
-
|
; Cesium-137 |
I
84
85
86
| 87
i 88
mg/g
|
ryweig
;
|
i
199
218
:
219
15.40
|
|
19.20
276
2022=~«<ws‘(<té‘«CwC
261
14.72;
—Ay. = 231
Cesium Unit
Mfc C3197 |
/gK
|
7356
6403
6474
30743
7989
1
|
|
|
or
i
2
228
12.71
|
8080
|
206
32
330
254
|
|
Eniaetok Island
:
958
tinyseason)
en
'
©
|
°
6:
498
62
|
:
498°
—F
ty
Utirik Island
rch 1959
My season)
4
6
\—~-
ii
3
|
>
|
©
5.254
3.784
23
4.373
4.144
7884
14648
9681
8512
,
j
Ay. = 12.65 Av. = 9761 Ay. = 4.360
$.D.= 56
Av. = 498
SD.= 0
1958
etsson)
17]
996
1535
13.44
Av. = 268
|
3.895
4.243
4.419
3.693
3.130
Av, =12.89 Av. = 11793 Av. = 4.276
$.D.=6.09 S.D.=10614 $.D. = 0.556
SD.= 35
;
3
re
56
(wet.season)
wey
S.D.= 2.00 S.D.= 2819 S.D. = 0.543
,
§
i
.
14.08
=:
8k
!
“=
15930
105900
:
|
\
5.000
4.356
:
Av. = 17.63 Av. = 13260 Av. = 4.678
SD.= 5.02 SD. = 3776 S.D.=0.455
|
|
14.01
.
7
11863.
~
«4.764
{i
3.48
4023
4.321
|SsT64
1102
«4.238
|
.
\
wal
Av. = 29.5 Av. = 7.56 Av. = 2562 Av. = 4.280
$.D.= 45 $.D.= 5.77 8.D.= 2065 §.D.= 0.057
31
2
REFERENCES
ANDERSON, E. C., ScHUCH, R. L., Fiser, W. R. AND LANGHAM, W.
people and foods. Science 125 : 1273-78.
1956.
Radioactivity in
AUERBACH,S. I.AND CrossLey, D. A. Jr. 1958. Strontium-90 and cesium-137 uptake by vegetation under natural conditions. Second United Nations International Conference on Peaceful
.
:
Uses of Atomic Energy. Paper No. A/Conf. 15/P401.