Nitrogen fixation. Vol. 1: ecology  (Book) 

 - Oxford  Clarendon Press  1981 
 - 306 p.  24 cm. 
<br/><br/><label>ISBN: </label>0198545410 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrogen--Fixation Nitrogen-fixing microorganisms
<br/><br/><label>Universal Decimal Class. No.: </label>631.461.5:577.4 NIT  / 4364