Bouldin, D. R. <br/><br/>
Nitrogen fixation by legumes in the tropics / 
by D.R. Bouldin and others. 
 - Ithaca, NY :  Cornel University,  1979. 
 - Cornell international agriculture mimeograph ;  no. 75 .
<br/><br/> A state of the art (SOTA) paper prepared as part of a grant to Cornell University from U.S. Agency for International Development under the Institutional Grants program established by section 211 (d). 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrogen -- Fixation.--Nitrogen -- Fixation.<br/>Crop rotation.<br/>Legumes.