Ranganathan, R. S. <br/><br/>
Fertilisers / 
R. S. Ranganathan 
 - New Delhi :  Govt. Publications ,  1972 
 - 31 p. ;  22 cm. 
 - 25th anniversary of independance series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizers--India
<br/><br/><label>Dewey Class. No.: </label>668.62