manners J.G. <br/><br/>
Principles of Plant Pathology. 

 - Delhi   T.M.H.P.C.   1982 
 - 264 p.  
<br/><br/> 18003 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botony
<br/><br/><label>Dewey Class. No.: </label>581.2