Postgate , John  . <br/><br/>
Nitrogen fixation /  
John Postgate. 
 - Cambridge :   Cambridge University Press ,   1978. 
 - vi,112p. :   ill,figs,tables ;   22cm  Floppy .  
<br/><br/>NULL 
<br/><br/><label>ISBN: </label>052164853X  NULL 
<br/><br/><label>Subjects--Index Terms: </label>NITROGEN - FIXING - NICROORGANISMS 
<br/><br/><label>Dewey Class. No.: </label>572.545  / POS/N