Liang et al., 1971. Hyacinth Control J., 9 (1): 40-44 Document reference Liang, J. K. ; Lovell, R. T., 1971. Nutritional value of water hyacinth in channel catfish feeds. Hyacinth Control J., 9 (1): 40-44Web http://www.fao.org/DOCREP/003/X6862E/X6862E09.htmCitation key Liang et al., 1971Datasheets Water hyacinth (Eichhornia crassipes)