Geoscience Reference
In-Depth Information
Table 7.1 Properties of selected soils with an ochric epipedon (Source: NSSC SSL)
Depth
Munsell
Clay
Silt
1,500(kPa)
Db
OC
pH
CEC
Base sat.
Fe
d
Al
d
(g/cm
3
)
Horizon
(cm)
color (m)
(%)
(%)
/clay (%)
(%)
H
2
O
(cmol
c
/kg)
(%)
(%)
(%)
Birdwood: coarse-loamy, mixed, superactive, mesic Typic Haplustepts; Lincoln, NE (Pedon No. 05N0822)
A
0-18
10YR 4/2
9.8
11.9
0.55
0.53
7.3
9.0
98
Bw1
18-50
2.5Y 5/2
9.0
16.1
0.57
0.24
8.0
9.0
100
Bw2
50-78
2.5Y 5/3
7.8
17.3
0.56
0.26
8.3
8.3
100
2C1
78-130
2.5Y 6/3
8.2
18.4
0.62
0.31
8.5
7.8
100
Chenango: loamy-skeletal, mixed, superactive, mesic Typic Dystrudepts; Columbia, PA (Pedon No. 59PA037016)
Ap
0-25
10YR 3/2
10.1
32.9
0.71
2.06
6.2
9.7
58
Bw
25-41
10YR 4/4
12.1
30.3
0.37
0.49
6.4
4.8
75
BC
41-53
10YR 4/4
12.4
20.9
0.41
0.58
6.5
3.9
95
C
53-122
10YR 4/3
12.6
21.8
0.45
1.09
6.5
7.3
78
Jury: medial over loamy, amorphic over isotic, frigid Typic Udivitrands; Clearwater, ID (Pedon No. 99P0120)
A
0-17
7.5YR 3/2
5.9
42.8
2.56
0.82
5.12
5.9
27.8
52
Bw1
17-43
10YR 3/3
3.1
40.3
2.84
1.02
2.08
6.5
16.2
52
Bw2
43-52
10YR 3/4
3.0
29.2
2.23
1.05
1.16
6.2
9.9
48
Sasco: coarse-silty, mixed, superactive, hyperthermic Typic Haplocambids; Pinal, AZ (Pedon No. 84AZ021011)
A
0-5
10YR 3/3
11.3
58.5
0.69
0.96
8.2
16.6
100
Bw1
5-23
10YR 3/3
12.8
62.2
0.62
0.62
8.7
17.6
100
Bw2
23-43
10YR 3/3
13.2
61.6
0.61
0.53
8.5
17.7
100
Bk1
43-64
10YR 3/3
16.2
63.5
0.59
0.59
8.4
22.0
100
Bk2
64-99
10YR 3/3
31.7
57.3
0.59
0.57
8.2
33.4
100
Winegar: ashy, amorphic Typic Vitricryands; Fremont, ID (Pedon No. 95P0148)
A
0-10
10YR 3/3
7.4
61.2
1.36
0.92
3.14
5.7
18.1
27
1.6
0.6
Bw1
10-35
10YR 3/4
4.8
62.1
2.06
1.02
2.12
6.1
14.1
28
1.6
0.6
Bw2
35-66
10YR 3/4
4.7
59.7
1.85
1.11
1.61
6.2
11.8
33
1.6
0.4
2BC
66-96
2.5Y 4/2
2.4
34.4
1.50
0.25
6.6
3.1
32
0.5
0.1
2Cd
96-165
10YR 4/2
0.6
39.9
1.83
0.21
6.8
2.3
30
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