Research Article
Assessment of Health Risks in Wheat Crop Irrigated by Manka Canal, Dera Ghazi Khan, Pakistan
Table 6
Comparison of concentrations (mg/kg) of essential and nonessential/toxic metals in reference and in studied wheat grain samples.
| Samples type | Essential elements | Nonessential elements | Cu | Fe | Mn | Zn | Cd | Ni | Pb |
| R3 | 27.8 | 54.6 | 47.3 | 25.5 | 2.90 | 7.40 | 1.90 | Present work (average) | 24.04 ± 7.2 | 51.0 ± 6.5 | 45.92 ± 5.6 | 27.98 ± 7.5 | 1.89 ± 1.2 | 14.69 ± 3.5 | 6.58 ± 1.3 | WHO limit | 10 | 200 | 30 | 0.60 | 0.2 | 10 | 0.10 |
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