Citation | Altaf, F., S. Gul, T.A. Chandio, G.B. Rehman, A.u.R. Kakar, S. Ullah, N. Khan, U. Shaheen, M.N. Shahwani, M. Ajmal and M. Manzoor. 2021. Influence of biochar based organic fertilizers on growth and concentration of heavy metals in tomato and lettuce in chromite mine tailings contaminated soil. Sarhad Journal of Agriculture, 37(1): 315-324. DOI | http://dx.doi.org/10.17582/journal.sja/2021/37.1.315.324