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. 2024 Jun 11;15:1378079. doi: 10.3389/fpls.2024.1378079

Table 3.

Overestimation of IAA comparing Salkowski reagent concentration and IAA chromatographic concentration.

Condition Strain Overestimation of IAA*
Without Tryptophan K. turfanensis As05 102.08
S. equorum As18 594.71
K. sediminis As25 41.55
K. turfanensis As32 90.45
R. rhodochrous As33 161.99
R. rhodochrous As38 187.29
K. turfanensis As41 55.82
P. koreensis 9–3 1042.53
P. fluorescens 19–1 502.59
P. poae 25–1 719.38
With Tryptophan K. turfanensis As05 7.84
S. equorum As18 16330.25
K. sediminis As25 13.07
K. turfanensis As32 8.45
R. rhodochrous As33 624.33
R. rhodochrous As38 506.46
K. turfanensis As41 13.43
P. koreensis 9–3 178.74
P. fluorescens 19–1 230.98
P. poae 25–1 7.02

* IAA concentration was detected by the Salkowski reagent between the IAA concentration detected by LC-MS/MS.