Gupta, O.P. <br/><br/>
Modern weed management  With special reference to agriculture in the tropics and ... 

 - Bikaner  Agro Botanica  1998 
 - xxi,488p.  23 cm. 
<br/><br/><label>ISBN: </label>8187167084 
<br/><br/><label>Dewey Class. No.: </label>632.58  / GUP