H.F. Barnes <br/><br/>
Gall midges of economic importance V. 4 Gall midges of ornamental plants and shrubs  

 - London  Crosby Lockwood Sons Ltd  1948 
 - 165p 
 -  Vol. 4 .
<br/><br/>H.F. Barnes: Gall midges of economic importance V. 4 Gall midges of ornamental plants and shrubs.  London.  Crosby Lockwood Sons Ltd, 1948.--(632.2BAR)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>632.2  / BAR