Subba Rao, N. S. <br/><br/>
Biofertilizers in agriculture and forestry / 
N.S. Subba Rao. 
 - 3rd ed., rev. 
 - New Delhi :  Oxford & IBH Publishing CO.,  1993. 
 - xi, 242 p., [15] p. of plates :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>8120407911 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizers.
<br/><br/><label>LC Class. No.: </label>S633  / S82 1993