E. Fry William <br/><br/>
Principles of plant disease management 

 - London  Academic Press  1982 
 - 378p 
<br/><br/>E. Fry William: Principles of plant disease management.  London.  Academic Press, 1982.--(632.3WIL)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>632.3  / FRY