Proceedings of the national seminar on fertilisers organised by the fertiliser association of India at New Delhi, Dec. 21-23,1965  
/ The Fertiliser Association of India 
 - Delhi:   The Fertiliser Association of India,   1965 
 - ix, `468p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Subjects--Index Terms: </label>Hunger campaign Agronomic 
<br/><br/><label>Universal Decimal Class. No.: </label>631.8(06)   / K6