Douglas, J.Sholto . <br/><br/>
Hydroponics: The Bengal System /  Textual Documents 
J.Sholto Douglas. 
 - 1st ed. / 
 - London :  Oxford University Press ,  1951. 
 - 141p. :  ill ;  20cm . 
<br/><br/><label>Subjects--Index Terms: </label>Hydroponics G-Technology 
<br/><br/><label>Dewey Class. No.: </label>631.58  / D 746 H