Heald, Frederick Deforest <br/><br/>
Introduction to plant pathology 
Frederick Deforest Heald. 
 - New York  Mcgraw Hill  [n.d.] 
 - xii, 603p.; 23cm. 
 - (McGraw Hill publications in the agricultural sciences). .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant Diseases.
<br/><br/><label>Dewey Class. No.: </label>581.2  / H48I