Potash for increased agricultural production  ublished by Indian Potash Limited 

 - New Delhi :  Indian Potash,  1978 
 - 86 p. ;  25 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sulfur in agriculture
<br/><br/><label>Dewey Class. No.: </label>631.83