Rao, N.S. Subba <br/><br/>
Biofertilizers in agriculture and forestry 

 - 3rd rev.ed. 
 - New Delhi  Oxford & IBH  1993 
 - 242 p. 
<br/><br/><label>ISBN: </label>8120407911 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ferttilizers
<br/><br/><label>Dewey Class. No.: </label>631.86  / RAO