Gupta, O P <br/><br/>
Scientific Weed Management :  in the tropics and sub tropics / 
O P Gupta 
 - New Delhi :  Today and Tomorrow's Printers,  1984. 
 - 470p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Weed Management--Biological<br/>Agricultural Technology<br/>Plant Environment
<br/><br/><label>Dewey Class. No.: </label>632.58 GUP