Paul H. Dunn <br/><br/>
Proceedings of the second international symposium on biological control of weeds 

 - England  Commonwealth Agricultural Bureau Farnham Royal  1973 
 - 225p 
<br/><br/>Paul H. Dunn: Proceedings of the second international symposium on biological control of weeds.  England.  Commonwealth Agricultural Bureau Farnham Royal, 1973. 0 85198 299-9--(632.9606DUN)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>0 85198 299-9 
<br/><br/><label>Dewey Class. No.: </label>632.9606  / PISBC