S. Madhukar <br/><br/>
Long term effect of cropping systems and organic manure application on soil properties in vertisol 

 - M.Sc (Agri) 
 - Dharwad  University of Agriculturla Sciences, Dharwad  1997 
 - 117p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>630  / MAD