Table 2.
AMOVA of (a) ITS and (b) NifD sequences from Bradyrhizobium from in situ nodules
| (a) ITS region | |||||
|---|---|---|---|---|---|
| Sources of variation |
df |
Sum of squares |
variance component |
% of variance |
P |
| Between genera |
1 |
440.898 |
10.5300 |
49.14 |
ns |
| Between species w/in genus |
2 |
26.594 |
0.1229 |
0.57 |
ns |
| Within species |
78 |
840.667 |
10.7778 |
50.29 |
*** |
| Total |
81 |
1308.159 |
21.4308 |
|
|
|
(b) NifD locus | |||||
| Sources of variation |
df |
Sum of squares |
variance component |
% of variance |
P |
| Between genera |
1 |
290.41 |
10.0195 |
57.92 |
ns |
| Between species w/in genus |
2 |
20.031 |
0.2149 |
1.24 |
ns |
| Within species |
77 |
416.246 |
7.06457 |
40.84 |
*** |
| Total | 80 | 980.938 | 17.2989 | ||
Significance: ns, not significant; ***, p < 0.001.
Sampled host species: A. strigosus, A. heermannii, L. bicolor and L. arboreus.