Table 3,
Summary of the Effects of Plutonium at Several Soil Concentration Levels on the Distribution of Microorganisms in Soil
Relative to Contrala (Wildung et at., 1973, 1974).
SR
v
9
ah
7 2
mn
QQoes
=
za
=~
CUNO
AA-Aa
3
7
um ©
ood
Effect (p <0.05)
Growth Rate
at Plutonium
3 °
on
Y
Microbial Type
a4
cone
6 CCCs
=
oO.
bd
<3
24
a e
|
0
0
+
0
+
Fungi
0
Actinomycetes
0
Anaerobic and Fac-—
ultative Anaerobic
Nonspore Formers
5 a
4
Zz
CO
—
4
28
3
@o
da
-
;
0
a
=
jo
—
0
Nonspore Formers
ul
~~
oC
=
Spore Formers
8d
Spore Formers
uv
Bg
ag
usa
cay)
Ho
a
0.5
10.
0
+
+
+
0
0
+
+
+
0
0
0
0
+
0
+
+
+
+
0
aes
aM
a
aE
4
g Cm.
g7
4
8
i
aq
a
aa ©
ed
Lipei
gs
1
—]
—
j
|
pha
Lut
8
Liu
Lut
g
it
1
wa
&
ope
oO
_
am
(01%) B3VHdAH ONY S3YOdS)
SWSINVONO “IONNY 110S JO SYaaWwnNn
yo"
gx
da:
3.
5
wag
ac 8
Fig. 7.
4
149
148
0
0
+
*&A positive sign denotes a significant effect.
ee ea
that there was no significant effect.
ae
o
9.05
Microaerophillic
ge
4
a
0.5
me
* a
4s H
os 4
4
0.05
4"
=
10.0
Concentrations
(yCi/g) of
Aerobic and
48
435
Concentrations
(uCi/g) of
.
of Plutonium on
Total Numbers
at Plutonium
Bacteria
43
-
*
+
+
+
+
La:
A zero indicates