Giller, K. E. <br/><br/>
Nitrogen fixation in tropical cropping systems / 
K. E. Giller and  J. Wilson 
 - U.K  C. A. B.  1991 
 - xii, 313p. :ill. ;  Hbk 
<br/><br/><label>ISBN: </label>0851986714 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrogen--fixation<br/>Cropping systems--tropical cropping systems
<br/><br/><label>LC Class. No.: </label>TP245.N8.G5 1994