Newton, William Edward. <br/><br/>
Nitrogen fixation 

 - Baltimore, Md. :  University Park,  1980 
 - 2 v.  : ilus. ; gráfs. 
<br/><br/>Contenido : v.1 Freed-living systems and chemical models.--v.2 Symbiotic associations and cyanobacteria 
<br/><br/><label>LCCN: </label>32080 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrógeno--Fijación.<br/>Rhizobium.
<br/><br/><label>Dewey Class. No.: </label>631.46  / N4