W.R. Thompson <br/><br/>
Catalogue of the parasites and predators of insect pests  

 - Canada  Belleville, Ont.,  1945 
 - 257p 
 -  Part 2 .
<br/><br/>W.R. Thompson: Catalogue of the parasites and predators of insect pests.  Canada.  Belleville, Ont.,, 1945.--(591.23016THO)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>591.23016  / CPPIP