Dhingra Onkar D <br/><br/>
Basic plant pathology methods 

 - 2 
 -  1995 
<br/><br/><label>Standard No.: </label>79061 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>I:4:f, N5