0.060
y-
T
0.050 }-
Linear regression line
Concentration in mature coconut
:
=
=
y = 0.01219x + 0.00473
0.04
040
_
y,
‘o
=
© Linear regression line
©
a
y = 0.0119x + 0.00327
wo
2
OO
-
0.030
7
QO
¢
3
—
4
= 395,
A
0.020
@—— — =
24g
7
Pu
|
0.0170
0
0
|
]
|
2
it
3
|
4
t
Concentration in soil — pCi/g dry weight
239,240
Fig. 7.
Correlation of the
Pu co neentration in mature coconut leaves
with the concentration of 239, 240py in the soil at the same site.
In surveys where the number of sam-
verify the results, we recommend the
ples considered
use of
small,
for any one case is
relationships
that appear
to
tionships developed in
be statistically insignificant are
often extremely significant,
since
sampling errors may dominate
the
explanatory variables.
the general plant-soil relathis study
for subsequent dose assessments.
ConcentrationFactors
Although
Soil profiles with
uniform
statistical analysis of a larger
patterns of nuclide migration are
number of samples is necessary
seldom
to
-18-
found
at
Bikini
Atoll as
a