Walker, John Charles <br/><br/>
Plant Pathology 
/ by John Charles Walker 
 - 3rd ed. 
 - New Delhi :  Tata Mcgraw-Hill,  1969 
 - XI, 819 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Plant Pathology
<br/><br/><label>Dewey Class. No.: </label>571.92  / WAL-P3