Rao, N.S. Subba <br/><br/>
Soil microorganisms and plant growth 

 - New Delhi  Oxford & IBH  1977 
 - 289 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil Science
<br/><br/><label>Dewey Class. No.: </label>631.46  / RAO