8
RADIOACTIVE CONTAMINATION OF AREAS IN THE PACIFIC OCEAN FROM NUCLEAR TESTS
Table 2—Summary of Gross Beta Activity in Major Plant Foods (NRDL)*
Source
AVERAGE ACTIVITY (c/g x 108 or pofoc x 108) #
Atoll
island
Arrowroot Breadfruit
Pandanus
Papeya
Coconut
Meat
Likiep.
Utirik.
lap.
B
Rongelap-
Liktep...
Utirik.
R
lap
Busch
40
16
16
6
R
Labared)
36
Rongelap.-.
Entactok.
Jap.
Rongelap_
Lakuen
Bikar
Rongerik
Bikar
Entwetek
Rongelsp...-.
Rongelap-.
6.7
6.0
B
13
&
Kabelie
Rongelap
01
a4
uu
0
Gejen
Lomuilal
130
3.6
9.0
7
12
-
18
16
-
130
180
25
28
a8
80
18
Mik
30
26
06
i
12
13
12
16
72
19
2
3x
Utrik
Likiep
8.9
72.8
5.0
0.4
® Wet weight.
» As determined on basis U:0. standards and empirical scattering and absorption corrections,
*Collections made about February 1, 1055. Data reported as of March 1, 1955.
Table 3-—Gross Beta Activity in Plant Samples * (NRDL)
PLant
Pianta? (c/m/kg x 1
(
~”
Part
Gefen
Portulaca.
Whole plant
Arrowro0t....---------------
87.4
ILO
2.82
2.87
264
Pandanus—...--------------
127
Eniwetak
19.2
46
0.57
017
Lo
0%
Enisetok
Bifo
3.05
0. 32
12% [..---------0. 25
0.21
Lv
1.05
5.%
082
O38
0.08
On
0.69
0.70
@ 83
0.55
0.08
02
0.10
0.96
0.15
Ripe coconut..--------------
4%
L8
31
0.36
8pre
ec
t
Banana.
0.02
0.03
0.03
LW
0.09
0.54
0.24
0.63
0.17
0.16
0.12
0.08
1,87
L381
077
0.21
0.06
0.02
0.06
0.87
0. 06
O29
a3
O11
0.05
0.25 j-....2ee.
0. 80
Og
0.12
0.18
0.08
0.37
O11
0.07
0.08
0.11
0.05
0.02
0.00
0.02
0.76
O70
0.40
0. 12
0.43
O35
1.87
0.88
0.86 j--2-2 22
6.81
0.71
0.30
0.18
0.68
0. &
0.23
0.11
0.07
0. 04
026
04.7
0.09
0.09
0.06
0.02
0.07
16
@11
a1
161
038
O20
073
15.4
Oo
0.28
0.04
O72
0.65
04
0. 09
0.88
Green cocanut....------..--.
(Shell, buak.
Mik
Mest.
at.-----.---- Shell.
Huask-.
{Leaves
Frond
Leaves, frond.
0.09
0.03
0.07
0.02
OU fee
0.25 |.......-.---
2.87
190
0.14
L8
0.03
O27 [-.-2--.-.--]
0.12 jee
Papaya.
CG
Rongelap
0.09
1.4
Fruit
0.06
Bark
Leeves...
Leaves, stalks.
0.07
0.18
0.06
TRP0.-nonewnnnennnn---neeee- ‘Tuber, roots with soll
0.19
® All counts were corrected for the counting efficlency of Sr™™¥—Y™.
& Gross beta activity of plant samples was determined in April 1956 and that of aof} and water in May 1956.
DOE ARCHIVES
sews et
© a Atalile: * SRRT
ite
.