45
-10
0
III I
2O
,,"
40
,"
80
"
0.0
O.l
0.'2
-10
o
E 20
.= 40
.
.~
~: 60
9
80
0.0
0. I
0.2
-io[
0 / - o , ,
,
/
ii u
20
9 9
4o1 .""
6~
80t. '
o o
oli
0:2
L taufren
-10
:
0
20
40
60
, 80
10 15 0.0
0.2
0.4
0.6
8 0 1 :
0.3 -15 -10 -5 0 5
b. Ke~hendorf
-I01
ol
201
80t
,
0 . 3 - 1 5 - 1 0 - 5
0 5 10 15 0.0
e. Wieblingeu
i(L
0.3 -15 -10 -5
0.2
0.4
0.6
1
t
9
.
|
_
,
0 5 10 15 0.0
0.2
0.4
0.6
PO43" (mM)
Saturation Index (SI)
P (%)
9 reddingite . vivianite o hydroxylapatite
Fig, 4,18, Phosphate, SI of P minerals, and P in the sediments of the Neckar River