K B Umesh <br/><br/>
Economics of technical change in paddy production - A study on new varieties 

 - M Sc (Agri) 
 - Bangalore  University of Agricultural Sciences, Bangalore  1985 
 - 200p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>630  / UME