Douglas J S <br/><br/>
Beginners guide hydroponics: Soilless gardening 

 - London  Pelham           1972 
 - 156p.  cm. 
<br/><br/><label>Standard No.: </label>52582 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Soilfarming<br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>J95,16, L2