Neeru Narula; ed <br/><br/>
Azotobacter in sustainable agriculture 

 - New Delhi<br/>  CBS Publishers & Distributors  2000 
 - 162p. 
<br/><br/><label>ISBN: </label>8123906617 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany
<br/><br/><label>Dewey Class. No.: </label>589.95  / AZO