Sample | Pb ppm | Mean ± SD | Cu ppm | Mean ± SD | Mn ppm | Mean ± SD |
ST1 | 2.318 1.82375 2.37 | 2.170a ± 0.301 | 1.5 0.25 0.5 | 0.75a ± 0.66 | 60.38 52 50.75 | 54.38a ± 5.24 |
ST2 | 1.9375 1.34875 1.32875 | 1.538b ± 0.346 | 3.25 2.5 2.75 | 2.83b ± 0.382 | 53.38 55.25 50.63 | 53.09a ± 2.3 |
ST3 | 1.694 1.289 1.3 | 1.428b ± 0.23 | 2.25 1.375 1.75 | 1.79ab ± 0.44 | 53.38 44.25 49.75 | 49.13ab ± 4.6 |
ST4 | 1.4025 1.4265 1.4065 | 1.41b ± 0.013 | 0.75 1.25 2.875 | 1.625ab ± 1.11 | 46.63 43.25 42.25 | 44.04b ± 2.3 |
ST5 | 1.16125 0.9175 1.10125 | 1.06c ± 0.13 | 5.25 2.375 2.125 | 3.25bc ± 1.74 | 37.75 33.88 36.13 | 35.92c ± 1.94 |
ST6 | 0.9175 0.83375 0.8875 | 0.88c ± 0.042 | 3.25 1.125 2.875 | 2.42ab ± 1.134 | 34.21 33.8 31.5 | 33.17c ± 1.46 |
ST7 | 0.0073 0.0029 0.0052 | 0.0051d ± 0.002 | 3.5 5.125 7 | 5.21c ± 1.75 | 8.6 7.4 10.33 | 8.78d ± 1.48 |
LSD (p < 0.05) |
| 0.455 |
| 1.34 |
| 7.03 |
Correlation coefficient r (p < 0.05) | 0.941 |
| 0.754 |
| 0.922 |