Geoscience Reference
In-Depth Information
Table 25.1 Properties of soils with plinthite (Source: NRCS Soil Lab Data)
Clay
(%)
Silt
(%)
Clay/1,500
kPa
Bulk den.
(g/cm 3 )
pH
H 2 O
CEC7
(cmol c /kg)
Al sat.
(%)
Base sat.
(%)
Fe d
(%)
Al d
(%)
Fe o
(%)
Al o
(%)
Horizon Depth (cm)
OC (%)
ODOE
Tifton; coarse-loamy, siliceous, thermic Plinthic Kandiudults; Jefferson, FL (Pedon No. 99P0385)
Ap
0-64
2.8
9.1
0.57
1.77
0.53
5.6
1.6
56
0.2
0.1
0.02
0.04
0.02
Bt1
64-122
11.5
10.0
0.35
1.72
0.26
5.0
2.1
31
43
0.5
0.2
0.02
0.06
0.03
Btc22
122-226
20.6
10.0
0.33
1.55
0.18
5.3
2.7
11
59
1.1
0.2
0.02
0.07
0.02
Bt2
226-259
27.7
8.2
0.35
1.51
0.14
5.7
3.4
71
1.8
0.4
0.03
0.08
0.02
Btv1
259-323
28.0
7.7
0.35
1.68
0.11
5.7
2.7
78
1.9
0.4
0.03
0.08
0.02
Btv2
323-386
25.6
8.3
0.41
1.62
0.08
5.3
2.6
11
62
1.6
0.3
0.02
0.06
0.03
Dothan; fine-loamy, kaolinitic, thermic Plinthic Kandiudults; Lee, SC (Pedon No. 06N0831)
O
0-3
38.5
A
3-29
3.1
13.3
0.81
1.52
0.67
4.7
2.2
33
27
0.1
0.1
0.02
0.03
0.03
E
29-38
5.5
15.3
0.40
1.74
0.14
5.3
0.8
67
13
0.3
0.2
0.01
0.02
0.01
Bt1
38-61
22.3
11.5
0.38
1.57
0.15
5.0
3.1
80
26
1.6
0.4
0.01
0.07
0.01
Bt2
61-98
34.2
10.2
0.37
1.63
0.16
5.4
3.1
22
45
2.5
0.5
0.01
0.09
0.01
Btvx1
98-142
34.3
11.9
0.43
1.71
0.08
5.2
2.7
53
26
2.7
0.5
tr
0.06
tr
Btvx2
142-185
35.4
10.1
0.41
1.76
0.05
4.9
2.4
85
8
2.7
0.4
tr
0.05
tr
BC
185-210
40.0
15.8
0.45
1.68
0.04
5.0
2.7
76
15
1.6
0.2
tr
0.05
tr
Fuquay; loamy, kaolinitic, thermic Arenic Plinthic Kandiudults; Screven, GA (Pedon No. 06N0934)
Ap
0-26
2.0
7.0
0.20
1.88
0.44
5.4
1.5
40
0.1
tr
0.02
0.04
0.02
E
26-56
2.8
9.0
0.18
1.81
0.13
4.9
0.5
50
40
0.1
tr
0.01
0.03
0.01
Bt
56-106
12.4
7.6
0.30
1.71
0.12
4.8
1.7
36
53
0.8
0.2
0.02
0.06
0.01
Btv1
106-132
15.8
5.9
0.37
1.74
0.09
5.0
1.7
7
82
1.5
0.2
0.03
0.06
0.01
Btv2
132-154
21.5
5.9
0.39
1.78
0.09
5.0
2.2
6
77
2.1
0.3
0.02
0.06
tr
Btv3
154-196
27.1
7.9
0.40
1.77
0.06
5.0
2.7
24
59
2.6
0.4
0.03
0.06
0.01
BCtv
196-265
21.0
9.5
0.37
1.80
0.03
4.5
2.1
62
24
1.6
0.2
0.01
0.05
0.01
BCtv
265-317
21.2
7.5
0.33
1.82
0.03
4.5
1.7
67
24
1.3
0.2
0.01
0.05
0.01
CBv
317-363
19.0
6.1
0.25
1.82
0.02
4.6
1.7
82
12
1.0
0.1
0.01
0.04
0.01
C
363-415
16.0
5.9
0.38
1.77
0.01
4.9
1.5
73
20
0.6
0.1
tr
0.04
tr
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