H.F. Barnes <br/><br/>
Gall midges of economic importance. Vol 4 Gall midges of miscellaneous crops  

 - London  Crosby Lockwood and Son Ltd  1949 
 - 227p 
 -  Vol .4 .
<br/><br/>H.F. Barnes: Gall midges of economic importance. Vol 4 Gall midges of miscellaneous crops.  London.  Crosby Lockwood and Son Ltd, 1949.--(632.2BAR)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>632.2  / BAR