BMC Ecology

Table 1 Analyses of population structure of Bradyrhizobium sampled from in situ nodules

From: Specialization-generalization trade-off in a Bradyrhizobium symbiosis with wild legume hosts

*(a)* ITS region
	A. strigosus	A. heermannii	L. arboreus	L. bicolor
A. strigosus	6.6601	0.0422^ns	0.5814*	0.4405*
A. heermannii	0.4506^ns	13.1696	0.5459*	0.4126*
L. arboreus	24.6912*	23.4825*	26.2134	0.0058^ns
L. bicolor	18.1281*	17.9398*	0.0078^ns	35.922
*(b)* nifD locus
	A. strigosus	A. heermannii	L. arboreus	L. bicolor
A. strigosus	5.1895	-0.0040^ns	0.5649*	0.6024*
A. heermannii	-0.0217^ns	7.4971	0.5830*	0.6223*
L. arboreus	21.6199*	22.0285*	25.1368	0.0406^ns
L. bicolor	19.3541*	19.6343*	1.0162^ns	17.0395

Significance, obtained from 1023 permutations: ns, not significant; *, p < 0.0001; significant values in boldface.
Sequence divergence (along diagonal), corrected between-population differences (below diagonal), and between-population Φ_st (above diagonal).

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