J. Venkateswarlu <br/><br/>
Technical Manual on Watershed Management - III : Arable Cropping Systems 

 - Hyderabad  National Institute of Agril Extn Management  2010 
 - 72p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>631.7  / VEN