Appendix Table 1: ANOVA for the effects of tree species, canopy cover and their interactions on soil chemical nutrients
|
Source |
DF |
Type III Sum of Squares |
Mean Square |
F-value |
Pr>F |
CV |
|
Tree Species |
|
|
|
|
|
|
|
PH |
2 |
0.80543 |
0.40272 |
4.05 |
0.045 |
4.668 |
|
EC (mmhos/Cm) |
2 |
0.00031111 |
0.00015556 |
0.01 |
0.99 |
28.3274 |
|
OC (%) |
2 |
8.33874444 |
4.16937222 |
12.19 |
0.0013 |
10.48311 |
|
OM (%) |
2 |
25.75914444 |
12.87957222 |
13.88 |
0.0008 |
9.997448 |
|
TN (%) |
2 |
0.06164444 |
0.03082222 |
12.36 |
0.0012 |
10.38 |
|
P (mg/kg soil) |
2 |
12.44981111 |
6.22490556 |
4.99 |
0.0265 |
21.99682 |
|
Ca (Cmol (+)/kg soil) |
2 |
0.48250000 |
0.24125000 |
0.21 |
0.81 |
13.42149 |
|
Mg (Cmol (+)/kg soil) |
2 |
5.69053333 |
2.84526667 |
0.79 |
0.476 |
6.134145 |
|
K (Cmol (+)/kg soil) |
2 |
0.09563333 |
0.04781667 |
0.49 |
0.62 |
26.57351 |
|
Na (Cmol (+)/kg soil) |
2 |
0.01074444 |
0.00537222 |
1.01 |
0.39 |
23.10253 |
|
CEC (Meq/100g soil) |
2 |
15.47167778 |
7.73583889 |
4.07 |
0.0448 |
11.14204 |
|
Canopy Cover (CC) |
|
|
|
|
|
|
|
PH |
1 |
0.81493889 |
0.81493889 |
8.19 |
0.0143 |
4.668 |
|
EC (mmhos/Cm) |
1 |
0.13005000 |
0.13005000 |
8.23 |
0.0141 |
28.3274 |
|
OC (%) |
1 |
2.30408889 |
2.30408889 |
6.74 |
0.234 |
10.48311 |
|
OM (%) |
1 |
7.28347222 |
7.28347222 |
7.85 |
0.016 |
9.997448 |
|
TN (%) |
1 |
0.01742222 |
0.01742222 |
6.98 |
0.0215 |
10.38 |
|
P (mg/kg soil) |
1 |
0.25442222 |
0.25442222 |
0.20 |
0.6597 |
21.99682 |
|
Ca (Cmol (+)/kg soil) |
1 |
0.61235556 |
0.61235556 |
0.53 |
0.48 |
13.42149 |
|
Mg (Cmol (+)/kg soil) |
1 |
11.18645000 |
11.18645000 |
3.10 |
0.104 |
6.134145 |
|
K (Cmol (+)/kg soil) |
1 |
1.33388889 |
1.33388889 |
13.72 |
0.003 |
26.57351 |
|
Na (Cmol (+)/kg soil) |
1 |
0.03645000 |
0.03645000 |
6.83 |
0.023 |
23.10253 |
|
CEC (Meq/100g soil) |
1 |
10.90445000 |
10.90445000 |
5.74 |
0.338 |
11.14204 |
|
TS *CC |
|
|
|
|
|
|
|
PH |
2 |
0.19314444 |
0.09657222 |
0.97 |
0.407 |
4.668 |
|
EC (mmhos/Cm) |
2 |
0.02253333 |
0.01126667 |
0.71 |
0.51 |
28.3274 |
|
OC (%) |
2 |
4.70047778 |
2.35023889 |
6.87 |
0.0103 |
10.48311 |
|
OM (%) |
2 |
13.35647778 |
6.67823889 |
7.2 |
0.0088 |
9.997448 |
|
TN (%) |
2 |
0.03417778 |
0.01708889 |
6.85 |
0.0104 |
10.38 |
|
P (mg/kg soil) |
2 |
7.64847778 |
3.82423889 |
3.06 |
0841 |
21.99682 |
|
Ca (Cmol (+)/kg soil) |
2 |
0.57401111 |
0.28700556 |
0.25 |
0.784 |
13.42149 |
|
Mg (Cmol (+)/kg soil) |
2 |
4.58440000 |
2.29220000 |
0.64 |
0.55 |
6.134145 |
|
K (Cmol (+)/kg soil) |
2 |
0.33307778 |
0.16653889 |
1.71 |
0.22 |
26.57351 |
|
Na (Cmol (+)/kg soil) |
2 |
0.03243333 |
0.01621667 |
3.04 |
0.086 |
23.10253 |
|
CEC (Meq/100g soil) |
2 |
16.07023333 |
8.03511667 |
4.23 |
0.0408 |
11.14204 |
|
Error |
|
|
|
|
|
|
|
PH |
12 |
1.19453333 |
0.09954444 |
|
|
|
|
EC (mmhos/Cm) |
12 |
0.18973333 |
0.01581111 |
|
|
|
|
OC(%) |
12 |
4.10446667 |
0.34203889 |
|
|
|
|
OM (%) |
12 |
11.13173333 |
0.92764444 |
|
|
|
|
N (%) |
12 |
0.02993333 |
0.00249444 |
|
|
|
|
P (mg/kg soil) |
12 |
14.97746667 |
1.24812222 |
|
|
|
|
Ca (Cmol (+)/kg soil) |
12 |
13.85753333 |
1.15479444 |
|
|
|
|
Mg (Cmol (+)/kg soil) |
12 |
43.23846667 |
3.60320556 |
|
|
|
|
K (Cmol (+)/kg soil) |
12 |
1.16660000 |
0.09721667 |
|
|
|
|
Na (Cmol (+)/kg soil) |
12 |
0.06400000 |
0.00533333 |
|
|
|
|
CEC (Meq/100g soil) |
12 |
22.80986667 |
1.90082222 |
|
|
|
TN = total nitrogen; OM = organic matter; Av. P = available phosphorus; Na = sodium; K = potassium; Ca = calcium; Mg = magnesium; CEC= cation exchange capacity, EC= electrical conductivity;Df = degree of freedom, CV= coefficient of variation, Pr> F = probability, CC= canopy cover and TS=tree species.