Table 2 Effect of treatment on N, P, K, and uptake of Ni concentration of shoot and root.

From: Unveiling the potential of A. fabrum and γ-aminobutyric acid for mitigation of nickel toxicity in fenugreek

Stress

Treatment

Shoot N

(%)

Shoot P

(%)

Shoot K

(%)

Leaves Ni

(µg/g)

0Ni

Control

0.87c

0.42c

0.63c

0.20de

RB

0.88c

0.45b

0.64bc

0.18f

0.40 GABA

0.92b

0.47ab

0.66b

0.14g

RB + 0.40GABA

0.96a

0.48a

0.68a

0.10h

80 Ni stress

Control

0.78f

0.34f

0.57f

1.29a

RB

0.80e

0.36e

0.59e

0.27b

0.40 GABA

0.81e

0.38e

0.61de

0.23c

RB + 0.40GABA

0.85d

0.40d

0.63cd

0.22cd

Stress

Treatment

Root N

(%)

Root P

(%)

Root K

(%)

Root Ni

(µg/g)

0Ni

Control

0.83cd

0.068c

0.23c

0.64e

RB

0.85bc

0.071b

0.25b

0.12g

0.40 GABA

0.89ab

0.073b

0.26ab

0.54f

RB + 0.40GABA

0.91a

0.076a

0.27a

0.31h

80 Ni stress

Control

0.62g

0.061f

0.16f

10.58a

RB

0.71f

0.062ef

0.18e

7.54b

0.40 GABA

0.75ef

0.063de

0.19e

6.14c

RB + 0.40GABA

0.79de

0.065d

0.21d

5.35d

  1. Values are an average of 4 replicates. Different letters showed significant changes at p ≤ 0.05, Tukey Test. A. fabrum = RB.
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