Table 2.

Screening of rhizobacteria for plant growth promotion of mung bean under gnotobiotic conditions.

Strain	Shoot fresh weight (g)	Root fresh weight (g)	Shoot length (cm)	Root length (cm)
Control	0.30 ± 0.035j	0.20 ± 0.013i	11.33 ± 0.721h	10 ± 0.708e
P1	0.563 ± 0.029bc	0.543 ± 0.033b	18.67 ± 0.982bc	16.67 ± 0.982a–c
P2	0.533 ± 0.047b–e	0.480 ± 0.012bc	15 ± 0.944d–g	17.33 ± 0.721ab
P3	0.463 ± 0.038c–g	0.220 ± 0.012i	16 ± 0.817c–f	16.33 ± 0.954a–c
P4	0.406 ± 0.032f–j	0.396 ± 0.039d–f	14 ± 0.944e–h	14.67 ± 0.491cd
P5	0.540 ± 0.026b–d	0.420 ± 0.018c–e	16.33 ± 0.982c–f	18 ± 0.817a
P6	0.573 ± 0.022b	0.636 ± 0.034a	22.33 ± 0.982a	17 ± 0.472ab
P7	0.430 ± 0.049e–h	0.250 ± 0.029hi	19.67 ± 1.18ab	16 ± 0.944a–c
P8	0.470 ± 0.035b–g	0.350 ± 0.032fg	18.33 ± 0.982bc	15.33 ± 0.583b–d
P9	0.530 ± 0.035b–e	0.440 ± 0.017cd	19.67 ± 0.982ab	15.33 ± 0.545b–d
P10	0.320 ± 0.046ij	0.420 ± 0.017c–e	13.33 ± 0.721f–h	10.33 ± 0.272e
P11	0.373 ± 0.02g–j	0.440 ± 0.023cd	15.67 ± 0.721c–g	15.33 ± 0.466b–d
P12	0.413 ± 0.033f–i	0.250 ± 0.012hi	16 ± 0.472c–f	15.67 ± 0.537bc
P13	0.533 ± 0.023b–e	0.250 ± 0.017hi	17.67 ± 0.272b–d	13.33 ± 0.272d
P14	0.333 ± 0.02h–j	0.300 ± 0.023gh	13.33 ± 0.721f–h	10.67 ± 0.691e
P15	0.316 ± 0.05ij	0.360 ± 0.035e–g	12.67 ± 0.272gh	15.33 ± 0.721b–d
P16	0.736 ± 0.052a	0.656 ± 0.018a	22 ± 0.817a	18 ± 0.472a
P17	0.503 ± 0.049b–f	0.320 ± 0.017g	18.67 ± 0.272bc	11 ± 0.33e
P18	0.443 ± 0.052d–g	0.420 ± 0.023c–e	17 ± 1.70b–e	13.33 ± 0.759d
LSD	0.109	0.0683	3.088	2.288

Data represent the means ± SE of three repeats. Means having different letters are significantly different at P ≤ 0.05 according to LSD.