Singh, N P <br/><br/>
Scientific crop production  English 

 - Ludhiana  Kalyani Publishers  2002 
 - 345p  pb 
<br/><br/><label>ISBN: </label>812720630x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--G4303
<br/><br/><label>Dewey Class. No.: </label>633. SIN S  / book