Impact of IITA-improved germplasm on maize production in West and Ce ntral Africa /    
V.M. Manyong..[et  al] 
 - Ibadan, Nigeria :   International Institute of Tropical Agriculture ,   2000. 
 - 11 p. :    figs. ;    25 cm. 
<br/><br/><label>ISBN: </label>97813118X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Corn --Germplasm resources --Africa, West.----<br/>Corn --Germplasm resources --Africa, Central.----