Proceedings of the first international symposium on Nitrogen Fixation. Vol. 2  (Book) 

 - Washington  Washington State University Press  1975 
 - 311 p.  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrogen-fixing microorganisms--Congresses Plant-microbe relationships--Molecular aspects--Congresses
<br/><br/><label>Universal Decimal Class. No.: </label>631.461.5:061.3(100) PRO  / 4337