TABLE 2.

Effect of IONPs and SiNPs on root Cd content, shoot Cd content, translocation factor, and metal tolerance index of Phaseolus vulgaris grown in different concentrations of Cd.

Treatments	Root (μg g–1 DW)	Shoot (μg g–1 DW)
Cd0 + IONPs	ND	ND
Cd0 + SiNPs	ND	ND
Cd0 + IONPs + SiNPs	ND	ND
Cd1 + IONPs	0.013 ± 0.002	0.05 ± 0.0002
Cd1 + SiNPs	0.014 ± 0.003	0.04 ± 0.0001
Cd1 + IONPs + SiNPs	0.005 ± 0.004	0.002 ± 0.0003
Cd2 + IONPs	0.017 ± 0.001	0.009 ± 0.0001
Cd2 + SiNPs	0.015 ± 0.003	0.007 ± 0.0004
Cd2 + IONPs + SiNPs	0.019 ± 0.008	0.005 ± 0.0002
Cd3 + IONPs	0.021 ± 0.005	0.003 ± 0.0005
Cd3 + SiNPs	0.041 ± 0.0003	0.006 ± 0.0007
Cd3 + IONPs + SiNPs	0.049 ± 0.002	0.029 ± 0.0006

Here IONPs, SiNPs, Cd0, Cd1, Cd2, Cd3 indicates iron oxide nanoparticles, silicon nanoparticles, 0 mM CdCl₂, 1 mM CdCl₂, 1.5 mM CdCl₂, 2 mM CdCl₂.