Singh, S.T. <br/><br/>
Agro diversity and cropping patern:  Issues and challenges / 

 - New Delhi  APH  2009 
 - 297p. :ill.  Hbk 
<br/><br/><label>ISBN: </label>9788131306512 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Croppping systems<br/>Agriculture--Economic aspects
<br/><br/><label>LC Class. No.: </label>S602.5.S5 2009