1. Aebi H (1984) [13] Catalase in vitro, Methods in enzymology. Elsevier, Amsterdam, pp 121–126
2. Amacher MC (1996) Nickel, cadmium, and lead. Methods of Soil Analysis: part 3. Chemical Methods 5:739–768
3. Apha A American Public Health Association/American Water Works Association/Water Environment Federation; Washington DC, USA (1995) WPCF, Standard Methods for the Examination of Water and Wastewater
4. Ashraf MA, Hussain I, Rasheed R, Iqbal M, Riaz M, Arif MS (2017) Advances in microbe-assisted reclamation of heavy metal contaminated soils over the last decade: a review. J Environ Manag 198:132–143
5. Ayers R, Westcot D (1985) Water quality for agriculture; FAO Irrigation and Drainage Paper 29 Rev.1, vol 15. Food and Agriculture Organization of the United Nations, Roma, Italy