Changes in Soil Properties: Appendix
[addw2p name=”changesInSoilProperties”]
Appendix 1a: Descriptive statistics for the initial values (x1) of soil chemical property at two sites
|
Soil chemical Properties |
Site |
No. of paired samples |
Mean |
Median |
Min. |
Max. |
SD |
SE of mean |
| pH |
IR |
472 |
4.50 |
4.48 |
3.38 |
5.84 |
0.34 |
0.02 |
|
PC |
472 |
4.29 |
4.26 |
3.49 |
5.80 |
0.33 |
0.02 |
|
| Organic C (%) |
IR |
– |
||||||
|
PC |
– |
|||||||
| Total N (%) |
IR |
– |
||||||
|
PC |
– |
|||||||
| Total P (mg/kg) |
IR |
320 |
171.45 |
146.47 |
42.00 |
617.93 |
91.71 |
5.13 |
|
PC |
320 |
254.82 |
216.00 |
41.86 |
995.00 |
144.65 |
8.09 |
|
| Bray-2 P (mg/kg) |
IR |
520 |
18.47 |
11.55 |
1.30 |
108.30 |
18.95 |
0.83 |
|
PC |
520 |
44.74 |
35.80 |
2.10 |
149.80 |
35.53 |
1.56 |
|
| Exch. K (cmol/kg) |
IR |
538 |
0.17 |
0.14 |
0.04 |
0.96 |
0.12 |
0.01 |
|
PC |
538 |
0.29 |
0.24 |
0.03 |
1.71 |
0.20 |
0.01 |
|
| Exch. Mg (cmol/kg) |
IR |
478 |
0.25 |
0.20 |
0.02 |
1.45 |
0.21 |
0.01 |
|
PC |
478 |
0.29 |
0.22 |
0.03 |
1.99 |
0.24 |
0.01 |
Appendix 1b: Descriptive statistics for the initial values (x1) of soil chemical property at two depths
|
Soil chemical Properties |
Depth (cm) |
No. of paired samples |
Mean |
Median |
Min. |
Max. |
SD |
SE of mean |
| pH |
0-15 |
472 |
4.48 |
4.45 |
3.53 |
5.80 |
0.37 |
0.02 |
|
15-45 |
472 |
4.32 |
4.30 |
3.38 |
5.84 |
0.31 |
0.01 |
|
| Organic C (%) |
0-15 |
390 |
1.34 |
1.30 |
0.36 |
3.50 |
0.46 |
0.02 |
|
15-45 |
390 |
0.97 |
0.92 |
0.31 |
2.39 |
0.37 |
0.02 |
|
| Total N (%) |
0-15 |
390 |
0.12 |
0.12 |
0.04 |
0.24 |
0.04 |
0.00 |
|
15-45 |
390 |
0.09 |
0.09 |
0.03 |
0.19 |
0.03 |
0.00 |
|
| Total P (mg/kg) |
0-15 |
320 |
252.77 |
212.50 |
45.10 |
995.00 |
146.66 |
8.20 |
|
15-45 |
320 |
173.50 |
151.07 |
41.86 |
563.00 |
90.34 |
5.05 |
|
| Bray-2 P (mg/kg) |
0-15 |
520 |
38.19 |
27.65 |
1.80 |
148.50 |
33.83 |
1.48 |
|
15-45 |
520 |
25.02 |
15.45 |
1.30 |
149.80 |
27.12 |
1.19 |
|
| Exch. K (cmol/kg) |
0-15 |
538 |
0.25 |
0.19 |
0.04 |
1.40 |
0.18 |
0.01 |
|
15-45 |
538 |
0.22 |
0.17 |
0.03 |
1.71 |
0.17 |
0.01 |
|
| Exch. Mg (cmol/kg) |
0-15 |
478 |
0.32 |
0.24 |
0.02 |
1.99 |
0.26 |
0.01 |
|
15-45 |
478 |
0.22 |
0.18 |
0.02 |
1.06 |
0.17 |
0.01 |
Appendix 1c: Descriptive statistics for the rates of change (%) of soil chemical property at two sites
|
Soil chemical Properties |
Site |
No. of paired samples |
Mean |
Median |
Min. |
Max. |
SD |
SE of mean |
| pH |
IR |
472 |
-2.50 |
-3.20 |
-29.35 |
35.95 |
10.68 |
0.49 |
|
PC |
472 |
-1.27 |
-1.97 |
-27.24 |
35.44 |
9.52 |
0.44 |
|
| Organic C (%) |
IR |
– |
||||||
|
PC |
– |
|||||||
| Total N (%) |
IR |
– |
||||||
|
PC |
– |
|||||||
| Total P (mg/kg) |
IR |
320 |
18.5 |
0.8 |
-83.1 |
402.2 |
78.2 |
4.4 |
|
PC |
320 |
12.8 |
-3.9 |
-84.2 |
254.5 |
65.4 |
3.7 |
|
| Bray-2 P (mg/kg) |
IR |
520 |
113.6 |
16.0 |
-98.0 |
1594.8 |
251.8 |
11.0 |
|
PC |
520 |
62.2 |
-9.5 |
-370.1 |
2336.4 |
236.4 |
10.4 |
|
| Exch. K (cmol/kg) |
IR |
538 |
51.4 |
15.3 |
-90.5 |
863.0 |
133.8 |
5.8 |
|
PC |
538 |
27.6 |
0.0 |
-93.5 |
588.9 |
98.8 |
4.3 |
|
| Exch. Mg (cmol/kg)
|
IR |
478 |
29.3 |
-18.5 |
-94.1 |
1020.0 |
131.6 |
6.0 |
|
PC |
478 |
43.8 |
-3.3 |
-90.7 |
942.9 |
147.1 |
6.7 |
Appendix 1d: Descriptive statistics for the rates of change (%) of soil chemical property at two depths
|
Soil chemical Properties |
Depth (cm) |
No. of paired samples |
Mean |
Median |
Min. |
Max. |
SD |
SE of mean |
| pH |
0-15 |
472 |
-1.24 |
-2.48 |
-29.35 |
35.95 |
10.81 |
0.50 |
|
15-45 |
472 |
-2.53 |
-2.60 |
-27.40 |
32.03 |
9.36 |
0.43 |
|
| Organic C (%) |
0-15 |
390 |
-4.88 |
-9.69 |
-61.67 |
151.56 |
32.33 |
1.64 |
|
15-45 |
390 |
-9.17 |
-15.76 |
-76.00 |
134.69 |
35.09 |
1.78 |
|
| Total N (%) |
0-15 |
390 |
0.90 |
-6.72 |
-64.71 |
183.33 |
36.77 |
1.86 |
|
15-45 |
390 |
-3.93 |
-12.50 |
-66.67 |
200.00 |
37.20 |
1.88 |
|
| Total P (mg/kg) |
0-15 |
320 |
24.3 |
1.9 |
-73.4 |
402.2 |
79.0 |
4.4 |
|
15-45 |
320 |
7.0 |
-4.5 |
-84.2 |
303.8 |
63.5 |
3.5 |
|
| Bray-2 P (mg/kg) |
0-15 |
520 |
112.4 |
6.7 |
-97.4 |
2336.4 |
279.3 |
12.2 |
|
15-45 |
520 |
63.4 |
-7.4 |
-370.1 |
1423.5 |
203.5 |
8.9 |
|
| Exch. K (cmol/kg) |
0-15 |
538 |
40.8 |
5.1 |
-91.2 |
863.0 |
124.7 |
5.4 |
|
15-45 |
538 |
38.3 |
7.6 |
-93.5 |
575.0 |
111.3 |
4.8 |
|
| Exch. Mg (cmol/kg) |
0-15 |
478 |
44.6 |
-5.9 |
-93.1 |
942.9 |
149.1 |
6.8 |
|
15-45 |
478 |
28.4 |
-18.6 |
-94.1 |
1020.0 |
129.2 |
5.9 |