Table 4.
Growth rate and percentage of growth inhibition of strain H21 in the presence of heavy metals combinations.
| Strain H21 | |||||
|---|---|---|---|---|---|
| Combination of Metals (ppm of Each Metal) 1 | |||||
| PDA | h | i | j | k | |
| Average growth rate (cm/day) | 1.14 | 1.079 | 0.99 | 0.196 | 0 |
| Standard deviation 2 | ± 0.04 | ± 0.018 | ± 0.035 | ± 0.032 | ± 0 |
| Average growth inhibition (%) | 0 | 5.4 | 13.2 | 74.2 | 100 |
1 Combination of metals: detailed in Supplementary Table S1. (h) Cu (500), Zn (350), and Pb (500); (i) Cu (700), Zn (500), Pb (700); (j) Zn (700), Pb (1000), and Cu (1000); (k) Cu (1000), Pb (1400), and Zn (1400). 2 Refers to the growth rate. All treatments were tested in triplicate.