S. M. BHATTI, M. SUBHOPOTO, M. SALEEM, M. K. SOOTHAR, N. DEPAR, A. A. TAGAR and K. HINA 2018. Cobalt Concentration in Rice Cultivars and Soil Irrigated with Untreated Wastewater . Sindh University Research Journal - SURJ (Science Series). 50, 2 (May 2018). DOI:https://doi.org/10.26692/surj.v50i2.1337.