Hydroponics: The Bengal system
Douglas, Sholto
Hydroponics: The Bengal system - Bombay: Geoffrey Cumberlege Oxford University Press, 1951 - xii, 147p.
Agriculture
Plants Nutrient
63 / J1
Hydroponics: The Bengal system - Bombay: Geoffrey Cumberlege Oxford University Press, 1951 - xii, 147p.
Agriculture
Plants Nutrient
63 / J1