Table 3 Effect of plant growth-promoting bacteria (PGPB) expressing 1-amino-cyclopropane-1-carboxylate (ACC) deaminase on recovery of soybean plants in terms of growth, physiological traits, and nodulation of soybean grown under salinity for 11 days conditions.

From: Synergistic N2-fixation and salt stress mitigation in soybean through dual inoculation of ACC deaminase-producing Pseudomonas and Bradyrhizobium

 

Shoot dry weight (g)

Root dry weight (g)

Chlorophyll content (SPAD)

Phi2

PhiNo

PhiNPQ

Nodule No

Nodule DW (mg)

ARA/plant (nL C2H4 h−1 plant−1)

SG09

35.96 ± 6.5a

2.95 ± 0.7a

48.00 ± 0.4a

0.54 ± 0.02a

0.23 ± 0.01a

0.23 ± 0.03b

372.25 ± 36.5a

816.65 ± 166.3a

24.76 ± 7.5a

SG09 + NaCl

7.54 ± 1.6c

1.16 ± 0.2b

29.55 ± 5.2c

0.22 ± 0.03c

0.13 ± 0.04c

0.59 ± 0.09a

152.81 ± 42.5b

222.50 ± 39.8c

12.40 ± 1.6c

SG09 + OFT2 + NaCl

15.16 ± 3.9b

1.73 ± 0.3b

38.88 ± 3.7b

0.3 ± 0.03b

0.17 ± 0.02bc

0.52 ± 0.04a

304.88 ± 38.7a

409.38 ± 121.1b

14.45 ± 2.6bc

SG09 + OFT5 + NaCl

17.28 ± 4.7b

1.73 ± 0.2b

41.93 ± 2.1b

0.30 ± 0.03b

0.18 ± 0.03ab

0.51 ± 0.03a

318.50 ± 33.2a

452.25 ± 84.3b

18.56 ± 3.0b

  1. Values are presented as means (S.D.), n = 4. Different letters indicate classes that show significant differences (p < 0.05) using Duncan’s multiple range test (DMRT) (p < 0.05).
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