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Bioresources and Bioprocessing

Table 2 Results of plant growth induction study on Vigna radiata

From: Ameliorating effects of chicken feathers in plant growth promotion activity by a keratinolytic strain of Bacillus subtilis PF1

Parameters

Control soil

Soil treated with bacterial suspension

Soil treated with bacterial suspension and feathers

Root length

5.3 ± 0.79

6.27 ± 1.25

9.45 ± 0.73*

Root weight (g)

0.18 ± 0.02

0.21 ± 0.11

0.22 ± 0.17

Number of root hairs

5.0 ± 1.8

7.75 ± 1.25

10.5 ± 2.64*

Plumule length

6.4 ± 0.59

8.6 ± 0.69*

12.8 ± 0.34*

Shoot weight

0.21 ± 0.007

0.23 ± 0.009

0.377 ± 0.05*

  1. The experiments were performed in triplicate and individual values are depicted as mean ± standard deviation
  2. * Denotes a value significantly greater than the control value (p < 0.05)
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