TABLE 1.

Nodule traits of the recombinant inbred line (RIL) population inoculated with the wild-type strain and NopD and TtsI mutants.

	RILs (n = 150)			Parents (average)
	Traits	Average	Standard deviation	Charleston	Dongnong594
HH103 RifR	Nodule number	8.1	10.9	20.6 ± 4.7**	30.8 ± 5.8
	Nodule dry weight (mg)	7.5	14.9	18.0 ± 3.6**	24.3 ± 3.3
HH103 RifRΩNopD	Nodule number	11.2*	7.0	13.4 ± 3.5**	17.8 ± 4.1
	Nodule dry weight (mg)	9.9*	18.4	12.0 ± 2.9**	21.3 ± 4.6
HH103 RifRΩTtsI	Nodule number	7.0	4.4	12.2 ± 3.8**	18.4 ± 4.7
	Nodule dry weight (mg)	7.3	7.2	13.0 ± 3.6**	19.3 ± 5.8

*Indicates significant differences with different inoculations, p ≤ 0.05, **indicates p ≤ 0.01.