Douglas, J. Sholto <br/><br/>
Hydroponics  the bengal system with notes on other methods  of soilless cultivation 

 - 5th ed 
 - New Delhi  Oxford University Press  1951 
 - xvi,185p.  19cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture and related technologies<br/>Soilless culture<br/>Special method of cultivation<br/>Cultivation and harvesting<br/>Specific techniques
<br/><br/><label>Dewey Class. No.: </label>631.585  / DOU