M D Eranna <br/><br/>
Evaluation of methods used for determination of cation exchangge capacity in black soils 

 - M Sc (Agri) 
 - Dharwad  University of Agricultural Sciences, Dharwad  1987 
 - 70p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>630  / ERA