Soil conservation and management in the humid tropics 
edited by D. J. Greenland and R. Lal 
 - Chichester  Wiley  1977 
 - 283 p.  : ill. ; 24 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0471994731 
<br/><br/><label>LCCN: </label>76-056838 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil conservation--Tropics--Congresses<br/>Soil erosion--Tropics--Congresses<br/>Agriculture--Tropics--Congresses