40
aA
© ROW 14
A ROW 16
O
20
10
6
4
A
2
2
Oo
o
E
=
wi
4.0
oO
Oo
0.6
Oo
0.4
A
aA
aA
0.2
Oo
A
10
LY
20
T
30
T
40
a
qT
50
SAMPLE DEPTH (CM)
al Si
FIGURE B-9-9. AVERAGE SOIL CONCENTRATIONS OF 241 am VS. DEPTH IN X-1 AREA BEFORE
PLOWING
B-9-17