Shawai, S.; Nahannu, M. S.; Abdulkadir, S.; Minjibir, S. A. Evaluation of Physicochemical Parameters and Some Heavy Metals in Water Samples Used For Irrigation Purpose Along River Tatsawarki In Tarauni L.G.A, Kano. Int. J. Sci. Res. Chem. Sci. 2015, 5, 1-4.