Insect control. 

 -  OTCA  n. d.  
 - 1, 65p. ;  23 cm.  
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture<br/>Insects<br/>Plant protection
<br/><br/><label>Dewey Class. No.: </label>632  / OTCA