Stewart, William Duncan Patterson <br/><br/>
Nitrogen fixation by free-living micro-organisms / 
Edited by w. d. p. stewart 
 - 471 páginas 
 - International Biological Programme ;  6 .
<br/><br/><label>ISBN: </label>0521207088 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrobacterias--Congresos<br/>Nitrógeno--Fijación--Congresos
<br/><br/><label>LC Class. No.: </label>QR89.7  / S84