KELLEHER,J.S. Hulme M.A <br/><br/>
Biological control programmes against insects and weeds in Canada 1969-1980 

 - England.  Commonwealth Agricultural bur  ea         1981 
 - (x), 410p 
<br/><br/><label>ISBN: </label>085198536 x 
<br/><br/><label>Dewey Class. No.: </label>632.9471