Proceeding on pests and diseases 

 -  1979 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>49878 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Plant pathology<br/>Botany
<br/><br/><label>Dewey Class. No.: </label>I:43p1,N79, L9.1