Newton W E & Nyman C J  Eds <br/><br/>
Proceedings  of the 1st International Symposium on Nitrogen Fixation  Vol 2 

 -  Washington State University, Washington 
 - pp 312 - 717;   23*15 
<br/><br/><label>Dewey Class. No.: </label>E150:(G)p1/N76.2/B10991