Limitations and potentials for biological nitrogen fixation in the tropics / 
edited by Johanna Döbereiner ... [et al.]. 
 - New York :  Plenum Press,  c1978. 
 - xiii, 398 p. :  ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>0306365103 
<br/><br/><label>LCCN: </label>77028218  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrogen--Fixation--Congresses.<br/>Nitrogen-fixing microorganisms--Congresses.<br/>Agriculture--Tropics--Congresses.
<br/><br/><label>LC Class. No.: </label>QR89.7  / .C65 1977 
<br/><br/><label>Dewey Class. No.: </label>589.704133063