Hollis, H. F.  <br/><br/>
Profitable Growing Without Soil  

 - English university press  London  1964 
 - 197p.  fig., ill. 
<br/><br/><label>Nat. Bib. No.: </label>3395 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Universal Decimal Class. No.: </label>635.9  / HOL