Symbiotic nitrogen fixation in plants / 
P. S. Nutman. 
 - Cambridge :  Cambridge University Press,  1976 
 - xxviii, 584 p. :  ill. ;  24 cm. 
 - International Biological Programme ;  v.7 .
 - International Biological Programme ;  v.7 .
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0521206456 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrogen--Fixation.<br/>Legumes.<br/>Nitrogen--Fixing plants.<br/>Nitrogen--Fixing microorganism.<br/>Symbiosis.