Biological nitrogen fixation :  ecology, technology, and physiology/ 
edited by Martin Alexander. 
 - New York :  Plenum Press,  c1984. 
 - ix, 247 p. :  ill ;  26 cm. 
<br/><br/> "Proceedings of a training course ... held January 18-29, 1982, in Caracas, Venezuela"--T.p. verso. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0306416328 
<br/><br/><label>LCCN: </label>84-3378  //r892 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrogen--Fixation--Congresses.<br/>Rhizobium--Congresses.<br/>Nitrogen-fixing microorganisms--Congresses.<br/>Legumes--Congresses.<br/>Nitrogen-fixing plants--Congresses.
<br/><br/><label>LC Class. No.: </label>QR89.7  / B54 1984