Directorate of Oilseeds Research <br/><br/>
Winter school on system approach to plant nutrition for sustainable crop production 

 - Hyderabad  Directorate of Oilseeds Research  2002 
 - 443p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>581.13  / DOR