Sample | Pb ppm | Mean ± SD | Cu ppm | Mean ± SD | Mn ppm | Mean ± SD |
ST1 | 0.88125 0.8155 1.375 | 1.024a ± 0.306 | 0.375 1.5 2.75 | 1.542a ± 1.19 | 58 54.88 48.5 | 53.79a ± 4.84 |
ST2 | 1.005 1 0.9075 | 0.971ab ± 0.055 | 2.625 3.125 3.375 | 3.04a ± 0.389 | 51.25 52.75 47.63 | 50.54ab ± 2.63 |
ST3 | 0.92875 0.875 1.00625 | 0.94ab ± 0.066 | 3.5 3.375 4.125 | 3.67a ± 0.41 | 40.13 52.38 47 | 46.50bc ± 6.14 |
ST4 | 0.8775 0.6205 0.66375 | 0.721bc ± 0.14 | 3.125 3.375 2.875 | 3.13a ± 0.25 | 44.25 40.5 42.5 | 42.42c ± 1.88 |
ST5 | 0.755 0.525 0.6295 | 0.637bc ± 0.115 | 2 1.375 11.75 | 5.042a ± 5.82 | 33.38 34.88 33.13 | 33.79d ± 0.95 |
ST6 | 0.53375 0.3275 0.57625 | 0.48c ± 0.133 | 4.75 4.25 6.625 | 5.21a ± 1.25 | 32.75 31.75 32.25 | 32.25d ± 0.40 |
ST7 | 0.00075 0.0005 0.00125 | 0.00083d ± 0.00038 | 5.125 13.25 3.5 | 7.29b ± 5.22 | 7.81 7.12 7.82 | 7.58e ± 0.40 |
LSD (p < 0.05) | 0.333 |
| 2.623 |
| 7.314 | |
Correlation coefficient r (p < 0.05) | 0.935 |
| 0.945 |
| 0.925 |