Proceedings 

 - Droitwich, Worcester, England :  British Crop. Protection Council,  1976 
 - 126 p. 
 - Monograph  ; 20 .
 - Monograph  ; 20 .
<br/><br/><label>LCCN: </label>57239 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fitopatología--Estudio y enseñanza.<br/>Malas hierbas--Control.
<br/><br/><label>Dewey Class. No.: </label>632  / S9