Stewart, William D.P. <br/><br/>
Nitrogen Fixation in Plants 

 - London:  The athlone press,  1966. 
 - 168p.;  22cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Specific topics in natural history of plants
<br/><br/><label>Dewey Class. No.: </label>581.13  / STE