Savi, Kedivito. <br/><br/>
Prey-predator relationship with special  reference to aphids and syrphids 

 - NEHU 
 - Shillong  NEHU, Dept. of Zoology  1983 
 - [4],29p.; ill. plates.; 29cm. 
<br/><br/><label>Dewey Class. No.: </label>DS  / 595.7520452 SAV.