Characterisation of the Endophytic and Rhizospheric Bacillus licheniformis Strains Isolated from Sweet Potato with Plant Growth-Promoting and Yield Enhancing Potential
Table 5
IAA production by B. licheniformis strains in the presence and absence of L-tryptophan (Trp).
Isolate
IAA production (μg mL−1)
Day 1
Day 2
Day 3
Trp+
Trp−
Trp+
Trp−
Trp+
Trp−
SZMC 27712
9.13 ± 3.565
5.68 ± 1.221
17.89 ± 0.727
2.27 ± 0.000
19.75 ± 0.897
—
SZMC 27713
—
—
—
—
—
—
SZMC 27714
9.71 ± 0.312
2.27 ± 1.259
35.41 ± 1.693
15.84 ± 1.448
36.20 ± 0.120
0.52 ± 0.599
SZMC 27715
1.23 ± 0.215
—
2.55 ± 1.033
—
40.42 ± 5.302
—
SZMC 27716
6.98 ± 0.683
1.00 ± 0.727
21.77 ± 5.538
14.33 ± 0.727
18.05 ± 7.378
2.43 ± 9.280
SZMC 27717
8.59 ± 0.379
—
21.49 ± 0.469
4.41 ± 1.797
20.53 ± 0.286
2.98 ± 1.561
SZMC 27718
2.14 ± 0.379
2.67 ± 1.924
31.98 ± 1.622
5.28 ± 6.476
26.20 ± 2.344
0.13 ± 7.223
In this table, values are mean ± S.D. of three replicates.