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Table 2 Effect of pre-soaking maize seeds in IAA for 48 hours on concentration and distribution of endogenous IAA in soaked seeds and 5-days-old seedlings

From: Effect of exogenous salicylic acid or indole acetic acid on their endogenous levels, germination, and growth in maize

Endogenous IAA

Soaked seeds

5-days-old seedlings

Conc μg/g

Amount μg/seed

Shoot

Root

Seeds

Conc μg/g

Amount μg/seed

Conc μg/g

Amount μg/seed

Conc μg/g

Amount μg/seed

2 mM IAA

27.2a

9.55a

1.66a

o.16a

3.22a

0.36b

7.73a

3.42a

1 mM IAA

23.1b

9.12a

1.43ab

0.13b

3.24a

0.47a

3.54b

1.32b

0.5 mM IAA

20.9b

7.57b

1.38ab

0.12b

2.48b

0.23c

2.51b

1.20b

0.25 mM IAA

21.3b

7.24b

1.36ab

0.10b

1.78c

0.15c

2.90b

1.33b

Control

1.3c

0.50c

1.27b

0.10b

1.56c

0.19c

0.97c

0.42c

  1. Mean value is average of four replicates. In the same column with different letter(s) are significantly different (P ≤ 0.05). Conc concentration