Heald, Frederick Deforest <br/><br/>
Introducation to plant pathology 

 - New York  McGraw-Hill Publications    1943 
 - xii, 603 
<br/><br/><label>Subjects--Topical Terms: </label><br/>  Biology<br/>  Botany<br/>  Plant diseases
<br/><br/><label>Dewey Class. No.: </label>581.2  / H434i