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Journal of Genetic Engineering and Biotechnology

Table 4 The amounts of indole acetic acid (IAA) and gibberellic acid (GA3) produced by Rhizobium MAP7, Brevibacillus DesertYSK, Pseudomonas MAP8, Bacillus MAP3, Brevibacillus MAP4 and Bacillus DeltaYSK based on HPLC analysis

From: Brevibacillus DesertYSK and Rhizobium MAP7 stimulate the growth and pigmentation of Lactuca sativa L.

Strains

IAA

µg/ml

GAs

µg/ml

Rhizobium MAP7

0.60 ± 0.05a

109.40 ± 2.1a

Brevibacillus DesertYSK

1.14 ± 0.1b

193.80 ± 1.6 b

Pseudomonas MAP8

0.52 ± 0.1c

119 ± 2.7 a

Bacillus MAP3

0.40 ± 0.03c

87.20 ± 1.9 c

Brevibacillus MAP4

0.26 ± 0.01d

118.20 ± 2.9 a

Bacillus DeltaYSK

0.88 ± 0.11a

134.80 ± 1.5d

  1. Values are the average ± standard error (n = 3). Different letters within each column means values are significantly different at P ≤ 0.05
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