Broughton, W.J <br/><br/>
Nitrogen fixation, Vol. 2.  rhizobium 

 - Oxford  Clerendon Press  1982 
 - 353 p. 
<br/><br/><label>ISBN: </label>0198545525 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants
<br/><br/><label>Dewey Class. No.: </label>581.133  / NIT