Table 1 Leaf fresh weight and total dry weight of oakleaf lettuce seedlings depending on engineered nanoparticles (nano-metals; M-NPs) applied on the leaves in different concentrations as aqueous colloidal solutions. Control plants were sprayed with deionized water
M-NPs and concentration | Fresh weight (g per shoot) | Total dry weight (g per shoot) | |
|---|---|---|---|
Ag | 20 ppm | 4.071 ± 0.507 | 0.146 ± 0.018 |
Ag | 40 ppm | 3.911 ± 0.551 | 0.143 ± 0.022 |
Au | 10 ppm | 4.175 ± 0.470 | 0.138 ± 0.049 |
Au | 20 ppm | 4.229 ± 0.578 | 0.148 ± 0.015 |
Pt | 20 ppm | 4.047 ± 0.359 | 0.138 ± 0.018 |
Pt | 40 ppm | 4.248 ± 0.267 * | 0.161 ± 0.015 * |
Control | 3.472 ± 0.407 | 0.130 ± 0.008 | |