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  • Treatment of chromium and nickel in wastewater by using aquatic plants 

    Srivastav, R K; Gupta, S K; Nigam, K D P; Vasudevan, P (1994)
    The aquatic plants Salvinia and Spirodela were used for the removal of chromium and nickel in their synthetic solutions of 1.0–8.0 ppm in the months of August–November 1990 and April–July 1991. The rate of percentage removal ...