000
00294 a2200121 4500
080
_a
631.548(54.11)
_b
D 734 H
245
1
_a
Hydroponics - The Bengal system
_c
by J.S. Douglas
260
_a
Bombay
_c
1951
650
_a
Hydroponics
100
1
_a
Douglas, J.S.
_d
300
_a
147 p.
901
_a
35569
999
_c
44893
_d
44893