1. Oves M, Khan MS, Zaidi A, Ahmad E (2012) Soil contamination, nutritive value, and human health risk assessment of heavy metals: An overview. In: Zaidi A, Wani PA, Khan MS (eds) Toxicity of Heavy Metals To Legumes and Bioremediation. Springer, Vienna, pp 1–27
2. Arora M, Kiran B, Rani S, Rani A, Kaur B, Mittal N (2008) Heavy metal accumulation in vegetables irrigated with water from different sources. Food. Chem. 111:811–815
3. Keil DE, Ritchie JB, McMillin GA (2011) Testing for toxic elements: a focus on arsenic, cadmium, lead and mercury. Labmedicine 42:735–742
4. Khan S, Reid BJ, Li G, Zhu YG (2014) Application of biochar to soil reduces cancer risk via rice consumption: a case study in Miaoqian village, Longyan, China. Environ. Int. 68:154–161
5. Hao XZ, Zhou DM, Huang DQ, Cang L, Zhang HL, Wang H (2009) Heavy metal transfer from soil to vegetable in southern Jiangsu Province, China. Pedosphere 19:305–311