Watson, Alan K. <br/><br/>
Weed biology and control laboratory manual 

 - Quebec :  McGill University. Department of Plant Science. Macdonald Campus,  1982 
 - 107 p.  : ilus. 
<br/><br/><label>LCCN: </label>53169 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Malas hierbas--Control.
<br/><br/><label>Dewey Class. No.: </label>632.58  / W3