C.N. Biju <br/><br/>
Studies on powdery mildew of pea (Pisum sativum L.0 Caused by Erysiphe polygoni DC 

 - M.Sc (Agri) 
 - Dharwad  University of Agricultural Sciences Dharwad  2000 
 - 114p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>630  / BIJ