References
- Wolverton , B.C. 1975 . Water Hyacinth for Removal of Cadmium and Nickel from Polluted Waters , NASA Tech. Mem. TMX‐72721
- Chigno , F.E. , Smith , R.W. and Shore , F.L. 1982 . Uptake of Arsenic, Cadmium, Lead and Mercury from Polluted Waters by the Water Hyacinth, Eichhornia crassipes . Environ. Pollut. Ser.A , 27 : 31 – 6 .
- Muramoto , S. and Oki , Y. 1983 . Removal of Some Heavy Metals from Polluted Water by Water Hyacinth (Eichhornia crassipes) . Bull. Environm. Contain. Toxicol. , 30 : 170 – 177 .
- O'Keeffe , O.H. , Hardy , J.K. and Rao , R.A. 1984 . Cadmium Uptake by the Water Hyacinth: Effects of Solution Factors . Environ. Pollut. Ser. A , 34 : 133 – 147 .
- Lee , T.A. and Hardy , J.K. 1987 . Copper Uptake by the Water Hyacinth . J. Environ. Sci. Health. , A22 (2) : 141 – 160 .
- Low , K.S. and Lee , C.K. 1990 . Removal of Arsenic from solution by Water Hyacinth (Eichhornia crassipes (Mart) Solm) . Pertanika , 13 (1) : 129 – 131 .
- Delgado , M. , Bigeriego , M. and Guardiola , E. 1993 . Uptake of Zn, Cr and Cd by Water Hyacinths . Wat. Res. , 27 (2) : 269 – 272 .
- Lee , C.K. and Low , K.S. 1989 . Removal of Copper from Solution Using Moss . Environ. Technol. Lett. , 10 : 395 – 404 .
- Low , K.S. , Lee , C.K. and Lee , K.P. 1993 . Sorption of Copper by Dye‐Treated Oil‐Palm Fibres . Bioresource Technol. , 44 : 109 – 112 .
- Suemitsu , R. , Uenishi , R. , Akashi , I. and Nakano , M. 1986 . The Use of Dyestuff‐Treated Rice Hulls for Removal of Heavy Metals from Waste Water . J. Appl. Polym. Sci. , 31 : 75 – 83 .