Raheja, P C; Yawalkar, K S <br/><br/>
Urea as a fertilizer 

 -  Indian Council of Agricultural Research, New Delhi 
 - 42 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil conditions for agriculture( Fertilizers)
<br/><br/><label>Dewey Class. No.: </label>PG 631.8  RAH-U