Koren'kob,D.A.  x <br/><br/>
Nitrogen fertilizers  x 

 - x 
 - New Delhi  Oxonian Press  1983 
 - viii,309 
<br/><br/>x 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizers and manures Fertilizers and manures 
<br/><br/><label>Dewey Class. No.: </label>631.84/K84m