ASHTON M. FLOYD <br/><br/>
WEED SCIENCE: PRINCIPLES AND PRACTICES 

 - NEW YORK  JOHN EILEY  1991 
<br/><br/><label>ISBN: </label>0-471-60084-9 
<br/><br/><label>LC Class. No.: </label>632.58/ASH  / 6 
<br/><br/><label>Dewey Class. No.: </label>632.58/ASH  / 6