Biological control in crop production    (Book) 

 - London  Granada  1981 
 - 461 p.  24 cm. 
<br/><br/><label>ISBN: </label>0865980373 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pest control--Biological control--Congresses Plants, Protection of--Congresses
<br/><br/><label>Universal Decimal Class. No.: </label>632.937 (061.3) BIO  / 3231