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Table 3 Effect of Pseudomonas sp. (NT27) on Cr content (μg/g) and bioaccumulation factor (BAF) of the shoots and roots of alfalfa grown on contaminated soils with Cr (VI). Values with different letters are significantly different (p < 0.05)

From: Improved chromium tolerance of Medicago sativa by plant growth-promoting rhizobacteria (PGPR)

Treatment

Chromium uptake (μg/g of dry weight)

BAF

Roots

Shoots

Roots

Shoots

Control

ND

ND

Cr (VI)

3.12 ± 0.3a

1.49 ± 0.2a

0.31 ± 0.1a

0.15 ± 0.11a

Cr (VI) + NT27

4.65 ± 0.33b

1.58 ± 0.1a

0.46 ± 0.1b

0.16 ± 0.02a