'
8
RADIOACTIVE CONTAMINATION OF AREAS IN THE PACIFIC OCEAN FROM NUCLEAR TEST
|
Table 2—Summary of Gross Beta Activity in Major Plant Foods (NRDL)*
'
SOURCE
AVERAGE ACTIVITY (ue/g x 10¢ or pcfoc x 104) sb
'
|
Atoll
Island
Arrowroot
Breadfruit
Pandanus;
Paspays
:
-
Coconut
Meat
25
23
9.8
3.0
12
13
16
-‘
‘
Milk
3
2
9.
n
12
13
12
18
16
72
19
5.9
7.8
25
a
6
9
= Wet weight.
:
> As determined on basis U:0; standards and empirical scattering and absorption corrections.
*Collections made about February 1, 1955. Data reported as of March 1, 1955.
Table 3—Gross Beta Activity in Plant Samples * (NRDL)
PLant
Piants > (c/m/kg x 10-!)
Part
Gejen
Eniwetak
Enisetok
3.05
0. 32
0. 69
Rongelap
Ripe coconut.._...-...---.-.
Green coconut.....-....-----
Sprouting coconut.-....-....
Coconut......-----2-------Banans........-.-------------
TATO.--ee-----ennnescnnneees Tuber, roots with soll....--...
-
® All counts were corrected for the countingefficiency of Br™—Y®,
» Grosa beta activity of plant samples was determined in April 1956 and thatof soil and water in May 1956.
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Utirik
1.26 [..--2--.--1.71
0.25
U2
Papasya-...-...-.------------
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Bifo
foe
Let are mee
me
FE ae ETN Ro
te AMT SH hn
Likiep