BIOLOGICAL NITROGEN FIXATION,SUSTAINABLE AGRICULTURE AND THE ENVIRONMENT 

 -  SPRINGER  2005 
<br/><br/><label>ISBN: </label>1-4020-3569-1 
<br/><br/><label>LC Class. No.: </label>631.847/BIO  / 3 
<br/><br/><label>Dewey Class. No.: </label>631.847/BIO  / 3