Stakman, Elvin Charles,  1885- <br/><br/>
Principles of plant pathology / 
E. C. Stakman and J. George Harrar. 
 - New York :  Ronald Press,  1957. 
 - xi, 581 p.:  ill. ;  24 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant diseases.