Butler, Edwin J; Jones, S G <br/><br/>
Plant pathology / 
Butler, Edwin J; Jones, S G 
 -  Macmillan Co., London,  1961 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant pathology; Botany
<br/><br/><label>Dewey Class. No.: </label>581.2 BUT-P