Brouwer, J. <br/><br/>
Soil and crop growth variability in the Sahel :  highlights of research (1990-95) at ICRISAT Sahelian Center 
/by J. Brouwer and J. Bouma 
 - Wageningen, The Netherlands :  Agricultural University of Wageningen,  1997. 
 - 42 p. :  ilus. 
<br/><br/><label>ISBN: </label>9290663650 
<br/><br/><label>LCCN: </label>84700 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura--Investigación--Africa--Africa.<br/>Cultivos--Africa.<br/>Suelos--Africa.