Chowdhury, M. S. <br/><br/>
Biological nitrogen fixation studies in  East Africa: potential and limitations 

 - Dar es Salaam  Dar es Salaam University Press  1980 
 - 29p.  19cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrogen
<br/><br/><label>LC Class. No.: </label>EAF PAM DT421.E3E33