REFERENCES
- Azim M.E. and Wahab M.A. (2003) Aquaculture, 218 425–438.
- Cedergreen N., Streibig J.C. and Spliid N.H. (2004) Ecotoxicology and Environmental Safety, 57 153–161.
- Drost W., Matzke M. and Backhaus T. (2007) Chemosphere, 67 36–43.
- Duncan D.B. (1955) Biometrics, 11 1–42.
- Edwards P., Hassan M.S., Chao C.H. and Pacharaprakiti C. (1992) Bioresource Technol., 40 109–117.
- Hammouda O., Gaber A. and Abdel-Hameed M.S. (1995) Enzyme and Microbial Technology, 17 317–323.
- Hang D.T., Lai N., Rodriguez L. and Ly J. (1997) Livestock Research for Rural Development, 9(2) 17–25.
- Hassan M.S. and Edwards P. (1992) Aquaculture, 104 315–326.
- Haustein A., Gilman R., Skillicorn P.W., Vergara V., Guevara V. and Gastanaduy A. (1990) Poultry Sci., 69 1835–1844.
- Haustein A., Gilman R., Skillicorn P. (1991) Brit. J. Nutr., 68 329–335.
- Haustein A., Gilman R.H., Skillicorn P.W., Hannan H., Diaz F., Guevara V., Vergara V., Gastanaduy A. and Gilman J.B. (1994) J. Agric. Sci., 122 285–289.
- Heide van der T. Roijackers R.M.M., van Nes E.H. and Peeters E.T.H.M. (2006) Aquatic Botany, 84 171–175.
- Jain S.K. Vasudevan P. and Jha N.K. (1990) Water Res., 24 177.
- Kalita P., Mukhopadhyay P.K. and Mukherjee A.K. (2007) Food Chemistry, 103 204–209.
- Landolt E. (1986) The family Lemnaceae: A monographic study, vol.1 and 2 Veröff Geobot. Inst. ETH, Stiftung Rübel, Zürich, p. 71.
- Landolt E. and Kandeler R. (1987) The family of Lemnaceae-a monographic study, vol. 2. Veröff. Geobot. Inst. ETH, Stiftung Rubel, Zürich, Heft 95 p 638.
- Lemon G.D., Posluszny U., Husband B.C. (2001) Aquat. Bot., 70 79–87.
- Leng R.A. (1990) Nutr. Res. Rev., 3 277–303.
- Leng R.A., Stamboli J.H. and Bell R. (1995) Livestock Research for Rural Development, 7(1), 36.
- Naumann B., Eberius M. and Appenroth K.J. (2007) Journal of Plant Physiology, 164 1656–1664.
- Oron G. (1990) Res. J. Water Pollut. Control Fed., 62(5), 692–696.
- Ray A.K. and Das I. (1994) J. Aqua. Trop., 9 335–342.
- Robson E. (1992) Urja, 31 13.
- Rodriguez L. and Preston T.R. (1996) Livestock Research for Rural Development, 8(1), 72–81.
- Rusoff L.L., Blakeney E.W., Culley Jr. D.D. (1980) J. Agric. Food Chem., 28 848–850.
- Valderrama L.T., Del Campo C.M., Rodriguez C.M., de- Bashan L.E. and Bashan Y. (2002) Water Research, 36 4185–4192.
- Van B.H., Men L., Son V. and Preston T.R. (1997) Livestock Research for Rural Development, 9(1), 1–15.
- Vatta G., Rota R., Boniardi N. and Nano G. (1995) The Chemical Engineering Journal, 57 B37–B48.
- Wang W.C., Freemark K. (1995) Ecotoxicol. Environ. Saf., 30 289–301.
- Zirschky J. and Reed S.C. (1988) J. Water Pollut. Control Fed., 60 1253–1258.