Conserving soil moisture and fertility in the warm seasonably dry tr opics / 
Jitendra P. Srivastava ... [et al.]. 
 - Washington, D.C. :  World Bank,  c1993. 
 - x, 81 p. :  ill. ;  28 cm. 
 - World Bank technical paper ;  no. 221 .
<br/><br/>Includes bibliographical references (p. 69-81) 
<br/><br/><label>ISBN: </label>0821326171 
<br/><br/><label>LCCN: </label>93-031765 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil management<br/>Soil moisture conservation<br/>Soil conservation--Africa<br/>Soil fertility