Effects of Environmental and Disturbance Factors on Plant Community Distribution in Tropical Moist Afromontane Forests, South-West Ethiopia
Table 10
Result of the function Adonis test of significant environmental and disturbance factors in MFBR.
Variables
Df
Sums of squares
Mean squares
F model
R2
Pr(>F)
Hca
1
1.8900
1.8898
6.9218
0.0409
CaOp
1
0.1770
0.1766
0.6470
0.0038
0.767
HI`
1
2.0610
2.0608
7.5481
0.0445
Ele
1
4.1910
4.1912
15.3514
0.0906
Slope
1
0.6600
0.6600
2.4173
0.0143
Aspect
1
0.4640
0.4640
1.6994
0.0100
0.08
MC
1
0.2000
0.1998
0.7316
0.0043
0.703
pH
1
0.5860
0.5863
2.1473
0.0127
Sand
1
0.2280
0.2284
0.8367
0.0049
0.559
Silt
1
0.5290
0.5293
1.9388
0.0114
Clay
1
0.3360
0.3365
1.5142
0.0631
0.441
TN
1
0.4140
0.4135
1.5146
0.0089
0.137
OM
1
0.2900
0.2898
1.0614
0.0063
0.369
P
1
0.1750
0.1748
0.6403
0.0038
0.814
Residuals
126
34.4000
0.2730
0.7436
Total
139
46.2640
1.0000
Note. Hca = herbaceous cover, CaOp = canopy openness, HI = harvesting index, Ele = elevation, MC = moisture content of the soil, TN = total nitrogen, OM = organic matter, and P = available phosphorus.
