000 00426 a2200157 4500
020 _a0444427066
080 _a584.34
_bG646W
245 1 _aWater hyacinth
_cby Brij Gopal
260 _aAmsterdam
_bEslevier Science Publishers
_c470 p.
650 _aWater Hyacinth
440 _aNo. 1
_vAquatic plant studies
100 1 _aGopal, Brij
300 _a470p.
040 _aIARI, New Delhi
901 _a198945
999 _c74324
_d74324