Geoscience Reference
In-Depth Information
Table 23.1 (continued)
1,500
(kPa)/
clay
(%)
Bulk
density
(g/cm 3 )
Ca
(cmol c /
kg)
CEC
(cmol c /
kg)
Base
sat.
(%)
Depth
(cm)
Clay
(%)
Silt
(%)
Sand
(%)
OC
(%)
pH
H 2 O
Mg
(cmol c /kg)
Ca/
Mg
Fe d
(%)
Fe o
(%)
Cr
(mg/kg)
Ni
(mg/kg) Mineralogy a
Horizon
Sebastian: loamy-skeletal, magnesic, isomesic Lithic Hapludolls; OR (Pedon No. 91P0328)
A
0-15
33.8
33.4 32.8
0.97
5.11 6.4
26.8
6.6
0.25 38.8
88
Bw
15-41
37.1
27.8 34.9
0.70
10.24 6.5
23.9
3.5
0.15 33.0
85
Forbes: fine, parasesquic, mesic Ultic Palexeralfs; CA (Pedon no. 82P0819)
(Clay)
A
0-23
22.4
44.1 33.5
0.91
2.79 6.3
0.9
4.7
5.22 13.7
43
15.8
TA2, VR1,
GI1
AB
23-51
28.9
42.4 28.7
0.69
0.94 6.1
0.4
2.1
5.25
6.4
41
17.2
Bt
51-94
26.6
49.3 24.1
0.77
0.48 6.2
0.4
1.1
2.75
4.7
32
18.4
GI2, TA2,
VC2, GE1
BCt
94-135
22.6
59.3 18.1
1.23
0.24 6.6
0.2
0.5
2.50
2.9
24
17.5
C
135-152
19.8
54.7 25.5
1.32
0.34 6.3
0.3
0.5
1.67
2.4
38
23.2
CL2, TA1,
GE1
Aldino: fine-silty, mixed, mesic Typic Fragiudalfs; MD (Pedon no. 87P0185)
A 0-15 21.3 65.8 12.9 0.60 4.29 6.5
Bg1 35-46 33.3 59.8 6.9 0.40 0.51 5.1
Bg2 46-69 38.0 55.5 6.5 0.42 0.33 4.9
Chrome: fine, mixed, mesic, superactive Typic Hapludalfs; PA (Pedon no. 01N0866)
(Clay)
A
0-5
12.3
77.6 10.1
1.14
1.10
9.94 4.1
1.2
1.3
1.08 25.3
11
1.7 0.35
EB
5-18
11.5
79.0
9.5
0.46
1.06
1.61 3.9
0.2
0.2
1.00 10.3
7
3.5 0.28
Bt1
18-28
26.6
64.6
8.8
0.47
0.85
0.44 5.0
9.0
0.2
0.02 16.7
57
3.5 0.34
Bt2
28-43
35.1
35.8 29.1
0.67
0.85
0.35 6.4
27.5
0.4
0.01 31.2
91
4.1 0.63
VR3, TA3,
MI1, GE1,
QZ1
C/Bt
43-56
37.9
26.4 35.7
0.75
1.08
0.37 6.6
32.1
0.6
0.02 38.0
88
4.2 0.70
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