000 00294 a2200121 4500
080 _a631.548(54.11)
_bD 734 H
245 1 _aHydroponics - The Bengal system
_cby J.S. Douglas
260 _aBombay
_c1951
650 _aHydroponics
100 1 _aDouglas, J.S.
_d
300 _a147 p.
901 _a35569
999 _c44893
_d44893