Mcleod J H <br/><br/>
Review of the biological control attempts against insects and weeds in Canada 

 - Bucks  Commonwealth Agricultural Bureaux Farnham Royal     1962 
 - xi,216p.  cm. 
 - Commonealth institute of biological control; 2 .
<br/><br/><label>Standard No.: </label>72097 
<br/><br/><label>Source: </label> 094/06-07, 29/09/2006, N R Book Distributors  Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>G:438:5.72, K2