National Academy of Agricultural Sciences and Insian Council Of Agriculttural <br/><br/>
2nd international crop science congress : Crop productivity and sustainability shaping the future 

 - New Delhi  N A A C Publishing House  1996 
 - 140p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>633  / NAAS