Gupta, O.P.  x <br/><br/>
Modern weed science  In the tropics and sub-tropics 

 - x 
 - New Delhi  T.& T. Printers  1978 
 - viii, 421 
<br/><br/>x 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Weeds Agriculture 
<br/><br/><label>Dewey Class. No.: </label>632.58/GUM