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

 - 3rd ed. 
 - New Delhi  Oxford & IBH  1993 
 - xi+242 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biofertilizers,agriculture,forestry
<br/><br/><label>Dewey Class. No.: </label>668.62  SUB;1  R