Lever, B.G.  <br/><br/>
Crop protection chemicals  (Book) 

 - New York  Ellis Horwood  1990 
 - 192p.  24 cm. 
<br/><br/><label>ISBN: </label>0131942425 
<br/><br/><label>Universal Decimal Class. No.: </label>632.95:633 LEV  / 1933