Geoscience Reference
In-Depth Information
Table 20.1 (continued)
Horizon
Db (g/cm
3
)
Depth (cm)
Clay (%)
Silt (%)
pH
SOC (%)
CEC (cmol(+)/kg)
SAR
EC (dS/m)
Carbonate
Gypsum
Pedon no. 40A2114, Janise series, Typic Halaquepts, Scotts Bluff, Nebraska
E
0-3
13.8
47.6
nd
7.7
2.23
15.7
13
1.69
1
nd
B1
3-10
27.1
33.5
1.41
8.8
0.80
20.0
35
1.86
6
nd
B2
10-20
27.8
48.2
1.42
9.4
0.26
26.5
124
5.0
13
nd
C1
20-76
20.3
55.3
1.43
10.1
0.07
26.3
1,158
19.8
13
nd
C2
76-152
7.3
52.3
nd
10.2
0.04
22.2
288
11.5
3
nd
Pedon no. 87P0031, Umapine series, Typic Halaquepts, Baker, Oregon
Akn1
0-10
7.0
62.4
nd
10.3
0.22
nd
824
22.3
2
nd
Akn2
10-18
10.0
69.0
nd
10.3
0.11
nd
441
16.9
2
nd
Abkn
18-30
15.2
49.3
nd
10.0
0.13
nd
229
8.7
6
nd
Bkn1
30-48
25.7
53.8
nd
10.0
0.13
nd
278
10.3
10
nd
Bkn2
48-76
17.6
38.7
nd
9.8
0.15
nd
264
7.6
21
nd
Bkn3
76-102
7.5
62.5
nd
9.7
0.07
nd
120
5.3
8
nd
C
102-152
12.1
66.9
nd
9.7
0.06
nd
164
7.6
0
nd
Pedon no. 88P0952, Wherry series, Typic Aquisalids, Kern, California
An
0-9
76.7
16.7
1.43
8.3
0.29
33.5
175
63.7
14
nd
Bky
9-20
65.9
18.1
1.54
8.5
0.24
26.6
121
40.3
17
nd
Bnz
20-31
57.8
20.7
1.73
8.5
0.20
20.9
95
38.9
18
nd
Cn1
31-69
60.5
21.5
1.49
8.7
0.24
23.2
155
24.3
16
nd
Cn2
69-94
52.1
23.2
1.60
9.0
0.16
19.0
156
11.5
19
nd
Cn3
94-147
49.0
19.6
1.85
9.1
0.15
16.8
89
5.4
18
nd
Pedon no. 81P0694, Yobe series, Aeric Haplaquepts, Lassen, California
A1
0-10
13.0
60.5
1.44
10.5
0.81
30.4
380
13.6
11
nd
E
10-25
18.0
59.8
1.25
9.9
0.40
35.4
120
4.58
10
nd
A2
25-41
19.7
58.4
1.08
9.6
0.39
37.6
76
3.6
10
nd
C1
41-58
22.2
58.5
1.29
9.3
0.38
36.2
57
3.06
13
nd
C2
58-86
24.2
57.3
1.20
8.7
0.38
30.0
21
1.25
30
nd
C3
86-130
22.2
65.4
1.17
8.1
0.35
33.9
11
0.66
25
nd
C4
130-165
29.9
55.9
1.20
7.6
0.19
43.6
12
0.66
nd
nd
Search WWH ::
Custom Search