Ashton, Floyd M. <br/><br/>
Weed science  : principles and practices 

 - 3 ed. 
 - New York :  Wiley,  1991 
 - 466 p.  : ilus. 
<br/><br/> 63-168 
<br/><br/><label>LCCN: </label>7450 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Herbicidas.<br/>Malas hierbas.<br/>Malas hierbas--Control.
<br/><br/><label>Dewey Class. No.: </label>632.58  / A84 1991