John Percival <br/><br/>
Wheat plant : A monograph 

 - London  General Duckworth and Co Ltd 
 - 463p 
<br/><br/>John Percival: Wheat plant : A monograph.  London.  General Duckworth and Co Ltd, 0-7156-07901--(633.11PER)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>0-7156-07901 
<br/><br/><label>Dewey Class. No.: </label>633.11  / PER