D.A. Korenkov <br/><br/>
Nitrogen fertilizer 

 - New Delhi  Oxonian Press pvt Ltd  1976 
 - 309p 
<br/><br/>D.A. Korenkov: Nitrogen fertilizer.  New Delhi.  Oxonian Press pvt Ltd, 1976.--(631.84KOR)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>631.84  / KOR